
<!DOCTYPE html>
<!--[if lt IE 7]>
<html class="ie6" lang="ja"> <![endif]-->
<!--[if IE 7]>
<html class="i7" lang="ja"> <![endif]-->
<!--[if IE 8]>
<html class="ie" lang="ja"> <![endif]-->
<!--[if gt IE 8]><!-->
<html lang="ja" class="s-navi-search-overlay">
	<!--<![endif]-->
	<head prefix="og: http://ogp.me/ns# fb: http://ogp.me/ns/fb# article: http://ogp.me/ns/article#">
				<meta charset="UTF-8" >
		<meta name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=no,viewport-fit=cover">
		<meta name="format-detection" content="telephone=no" >
		<meta name="referrer" content="no-referrer-when-downgrade"/>

		
		<link rel="alternate" type="application/rss+xml" title="サルモリブログ RSS Feed" href="https://csharpprogram.com/feed/" />
		<link rel="pingback" href="https://csharpprogram.com/xmlrpc.php" >
		<!--[if lt IE 9]>
		<script src="https://csharpprogram.com/wp-content/themes/affinger5/js/html5shiv.js"></script>
		<![endif]-->
				<meta name='robots' content='max-image-preview:large' />
<title>【C# sharp Linq】Xmlファイルの要素の追加、削除、修正方法 - サルモリブログ</title>
<link rel='dns-prefetch' href='//ajax.googleapis.com' />
<link rel='dns-prefetch' href='//www.googletagmanager.com' />
<script type="text/javascript">
/* <![CDATA[ */
window._wpemojiSettings = {"baseUrl":"https:\/\/s.w.org\/images\/core\/emoji\/14.0.0\/72x72\/","ext":".png","svgUrl":"https:\/\/s.w.org\/images\/core\/emoji\/14.0.0\/svg\/","svgExt":".svg","source":{"concatemoji":"https:\/\/csharpprogram.com\/wp-includes\/js\/wp-emoji-release.min.js?ver=6.4.2"}};
/*! This file is auto-generated */
!function(i,n){var o,s,e;function c(e){try{var t={supportTests:e,timestamp:(new Date).valueOf()};sessionStorage.setItem(o,JSON.stringify(t))}catch(e){}}function p(e,t,n){e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(t,0,0);var t=new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data),r=(e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(n,0,0),new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data));return t.every(function(e,t){return e===r[t]})}function u(e,t,n){switch(t){case"flag":return n(e,"\ud83c\udff3\ufe0f\u200d\u26a7\ufe0f","\ud83c\udff3\ufe0f\u200b\u26a7\ufe0f")?!1:!n(e,"\ud83c\uddfa\ud83c\uddf3","\ud83c\uddfa\u200b\ud83c\uddf3")&&!n(e,"\ud83c\udff4\udb40\udc67\udb40\udc62\udb40\udc65\udb40\udc6e\udb40\udc67\udb40\udc7f","\ud83c\udff4\u200b\udb40\udc67\u200b\udb40\udc62\u200b\udb40\udc65\u200b\udb40\udc6e\u200b\udb40\udc67\u200b\udb40\udc7f");case"emoji":return!n(e,"\ud83e\udef1\ud83c\udffb\u200d\ud83e\udef2\ud83c\udfff","\ud83e\udef1\ud83c\udffb\u200b\ud83e\udef2\ud83c\udfff")}return!1}function f(e,t,n){var r="undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?new OffscreenCanvas(300,150):i.createElement("canvas"),a=r.getContext("2d",{willReadFrequently:!0}),o=(a.textBaseline="top",a.font="600 32px Arial",{});return e.forEach(function(e){o[e]=t(a,e,n)}),o}function t(e){var t=i.createElement("script");t.src=e,t.defer=!0,i.head.appendChild(t)}"undefined"!=typeof Promise&&(o="wpEmojiSettingsSupports",s=["flag","emoji"],n.supports={everything:!0,everythingExceptFlag:!0},e=new Promise(function(e){i.addEventListener("DOMContentLoaded",e,{once:!0})}),new Promise(function(t){var n=function(){try{var e=JSON.parse(sessionStorage.getItem(o));if("object"==typeof e&&"number"==typeof e.timestamp&&(new Date).valueOf()<e.timestamp+604800&&"object"==typeof e.supportTests)return e.supportTests}catch(e){}return null}();if(!n){if("undefined"!=typeof Worker&&"undefined"!=typeof OffscreenCanvas&&"undefined"!=typeof URL&&URL.createObjectURL&&"undefined"!=typeof Blob)try{var e="postMessage("+f.toString()+"("+[JSON.stringify(s),u.toString(),p.toString()].join(",")+"));",r=new Blob([e],{type:"text/javascript"}),a=new Worker(URL.createObjectURL(r),{name:"wpTestEmojiSupports"});return void(a.onmessage=function(e){c(n=e.data),a.terminate(),t(n)})}catch(e){}c(n=f(s,u,p))}t(n)}).then(function(e){for(var t in e)n.supports[t]=e[t],n.supports.everything=n.supports.everything&&n.supports[t],"flag"!==t&&(n.supports.everythingExceptFlag=n.supports.everythingExceptFlag&&n.supports[t]);n.supports.everythingExceptFlag=n.supports.everythingExceptFlag&&!n.supports.flag,n.DOMReady=!1,n.readyCallback=function(){n.DOMReady=!0}}).then(function(){return e}).then(function(){var e;n.supports.everything||(n.readyCallback(),(e=n.source||{}).concatemoji?t(e.concatemoji):e.wpemoji&&e.twemoji&&(t(e.twemoji),t(e.wpemoji)))}))}((window,document),window._wpemojiSettings);
/* ]]> */
</script>
<link rel='stylesheet' id='urvanov_syntax_highlighter-css' href='https://csharpprogram.com/wp-content/plugins/urvanov-syntax-highlighter/css/min/urvanov_syntax_highlighter.min.css?ver=2.8.28' type='text/css' media='all' />
<link rel='stylesheet' id='crayon-theme-classic-css' href='https://csharpprogram.com/wp-content/plugins/urvanov-syntax-highlighter/themes/classic/classic.css?ver=2.8.28' type='text/css' media='all' />
<link rel='stylesheet' id='crayon-font-monaco-css' href='https://csharpprogram.com/wp-content/plugins/urvanov-syntax-highlighter/fonts/monaco.css?ver=2.8.28' type='text/css' media='all' />
<style id='wp-emoji-styles-inline-css' type='text/css'>

	img.wp-smiley, img.emoji {
		display: inline !important;
		border: none !important;
		box-shadow: none !important;
		height: 1em !important;
		width: 1em !important;
		margin: 0 0.07em !important;
		vertical-align: -0.1em !important;
		background: none !important;
		padding: 0 !important;
	}
</style>
<link rel='stylesheet' id='wp-block-library-css' href='https://csharpprogram.com/wp-includes/css/dist/block-library/style.min.css?ver=6.4.2' type='text/css' media='all' />
<style id='classic-theme-styles-inline-css' type='text/css'>
/*! This file is auto-generated */
.wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none}
</style>
<style id='global-styles-inline-css' type='text/css'>
body{--wp--preset--color--black: #000000;--wp--preset--color--cyan-bluish-gray: #abb8c3;--wp--preset--color--white: #ffffff;--wp--preset--color--pale-pink: #f78da7;--wp--preset--color--vivid-red: #cf2e2e;--wp--preset--color--luminous-vivid-orange: #ff6900;--wp--preset--color--luminous-vivid-amber: #fcb900;--wp--preset--color--light-green-cyan: #eefaff;--wp--preset--color--vivid-green-cyan: #00d084;--wp--preset--color--pale-cyan-blue: #1DA1F2;--wp--preset--color--vivid-cyan-blue: #1877f2;--wp--preset--color--vivid-purple: #9b51e0;--wp--preset--color--soft-red: #e92f3d;--wp--preset--color--light-grayish-red: #fdf0f2;--wp--preset--color--vivid-yellow: #ffc107;--wp--preset--color--very-pale-yellow: #fffde7;--wp--preset--color--very-light-gray: #fafafa;--wp--preset--color--very-dark-gray: #313131;--wp--preset--color--original-color-a: #43a047;--wp--preset--color--original-color-b: #795548;--wp--preset--color--original-color-c: #ec407a;--wp--preset--color--original-color-d: #9e9d24;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple: linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan: linear-gradient(135deg,rgb(122,220,180) 0%,rgb(0,208,130) 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange: linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red: linear-gradient(135deg,rgba(255,105,0,1) 0%,rgb(207,46,46) 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray: linear-gradient(135deg,rgb(238,238,238) 0%,rgb(169,184,195) 100%);--wp--preset--gradient--cool-to-warm-spectrum: linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 80%,rgb(254,248,76) 100%);--wp--preset--gradient--blush-light-purple: linear-gradient(135deg,rgb(255,206,236) 0%,rgb(152,150,240) 100%);--wp--preset--gradient--blush-bordeaux: linear-gradient(135deg,rgb(254,205,165) 0%,rgb(254,45,45) 50%,rgb(107,0,62) 100%);--wp--preset--gradient--luminous-dusk: linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%);--wp--preset--gradient--pale-ocean: linear-gradient(135deg,rgb(255,245,203) 0%,rgb(182,227,212) 50%,rgb(51,167,181) 100%);--wp--preset--gradient--electric-grass: linear-gradient(135deg,rgb(202,248,128) 0%,rgb(113,206,126) 100%);--wp--preset--gradient--midnight: linear-gradient(135deg,rgb(2,3,129) 0%,rgb(40,116,252) 100%);--wp--preset--font-size--small: 0.9px;--wp--preset--font-size--medium: 20px;--wp--preset--font-size--large: 1.5px;--wp--preset--font-size--x-large: 42px;--wp--preset--font-size--st-regular: 1px;--wp--preset--font-size--huge: 3px;--wp--preset--spacing--20: 0.44rem;--wp--preset--spacing--30: 0.67rem;--wp--preset--spacing--40: 1rem;--wp--preset--spacing--50: 1.5rem;--wp--preset--spacing--60: 2.25rem;--wp--preset--spacing--70: 3.38rem;--wp--preset--spacing--80: 5.06rem;--wp--preset--shadow--natural: 6px 6px 9px rgba(0, 0, 0, 0.2);--wp--preset--shadow--deep: 12px 12px 50px rgba(0, 0, 0, 0.4);--wp--preset--shadow--sharp: 6px 6px 0px rgba(0, 0, 0, 0.2);--wp--preset--shadow--outlined: 6px 6px 0px -3px rgba(255, 255, 255, 1), 6px 6px rgba(0, 0, 0, 1);--wp--preset--shadow--crisp: 6px 6px 0px rgba(0, 0, 0, 1);}:where(.is-layout-flex){gap: 0.5em;}:where(.is-layout-grid){gap: 0.5em;}body .is-layout-flow > .alignleft{float: left;margin-inline-start: 0;margin-inline-end: 2em;}body .is-layout-flow > .alignright{float: right;margin-inline-start: 2em;margin-inline-end: 0;}body .is-layout-flow > .aligncenter{margin-left: auto !important;margin-right: auto !important;}body .is-layout-constrained > .alignleft{float: left;margin-inline-start: 0;margin-inline-end: 2em;}body .is-layout-constrained > .alignright{float: right;margin-inline-start: 2em;margin-inline-end: 0;}body .is-layout-constrained > .aligncenter{margin-left: auto !important;margin-right: auto !important;}body .is-layout-constrained > :where(:not(.alignleft):not(.alignright):not(.alignfull)){max-width: var(--wp--style--global--content-size);margin-left: auto !important;margin-right: auto !important;}body .is-layout-constrained > .alignwide{max-width: var(--wp--style--global--wide-size);}body .is-layout-flex{display: flex;}body .is-layout-flex{flex-wrap: wrap;align-items: center;}body .is-layout-flex > *{margin: 0;}body .is-layout-grid{display: grid;}body .is-layout-grid > *{margin: 0;}:where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;}:where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;}.has-black-color{color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color: var(--wp--preset--color--white) !important;}.has-pale-pink-color{color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color: var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color: var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color: var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color: var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color: var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background: var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background: var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background: var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background: var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background: var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background: var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background: var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background: var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background: var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background: var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size: var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size: var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size: var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size: var(--wp--preset--font-size--x-large) !important;}
.wp-block-navigation a:where(:not(.wp-element-button)){color: inherit;}
:where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;}
:where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;}
.wp-block-pullquote{font-size: 1.5em;line-height: 1.6;}
</style>
<link rel='stylesheet' id='ez-toc-css' href='https://csharpprogram.com/wp-content/plugins/easy-table-of-contents/assets/css/screen.min.css?ver=2.0.56.1' type='text/css' media='all' />
<style id='ez-toc-inline-css' type='text/css'>
div#ez-toc-container .ez-toc-title {font-size: 120%;}div#ez-toc-container .ez-toc-title {font-weight: 500;}div#ez-toc-container ul li {font-size: 95%;}div#ez-toc-container nav ul ul li ul li {font-size: 90%!important;}
.ez-toc-container-direction {direction: ltr;}.ez-toc-counter ul{counter-reset: item ;}.ez-toc-counter nav ul li a::before {content: counters(item, ".", decimal) ". ";display: inline-block;counter-increment: item;flex-grow: 0;flex-shrink: 0;margin-right: .2em; float: left; }.ez-toc-widget-direction {direction: ltr;}.ez-toc-widget-container ul{counter-reset: item ;}.ez-toc-widget-container nav ul li a::before {content: counters(item, ".", decimal) ". ";display: inline-block;counter-increment: item;flex-grow: 0;flex-shrink: 0;margin-right: .2em; float: left; }
</style>
<link rel='stylesheet' id='normalize-css' href='https://csharpprogram.com/wp-content/themes/affinger5/css/normalize.css?ver=1.5.9' type='text/css' media='all' />
<link rel='stylesheet' id='st_svg-css' href='https://csharpprogram.com/wp-content/themes/affinger5/st_svg/style.css?ver=6.4.2' type='text/css' media='all' />
<link rel='stylesheet' id='style-css' href='https://csharpprogram.com/wp-content/themes/affinger5/style.css?ver=6.4.2' type='text/css' media='all' />
<link rel='stylesheet' id='child-style-css' href='https://csharpprogram.com/wp-content/themes/affinger5-child/style.css?ver=6.4.2' type='text/css' media='all' />
<link rel='stylesheet' id='single-css' href='https://csharpprogram.com/wp-content/themes/affinger5/st-rankcss.php' type='text/css' media='all' />
<link rel='stylesheet' id='st-themecss-css' href='https://csharpprogram.com/wp-content/themes/affinger5/st-themecss-loader.php?ver=6.4.2' type='text/css' media='all' />
<script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js?ver=1.11.3" id="jquery-js"></script>
<script type="text/javascript" id="urvanov_syntax_highlighter_js-js-extra">
/* <![CDATA[ */
var UrvanovSyntaxHighlighterSyntaxSettings = {"version":"2.8.28","is_admin":"0","ajaxurl":"https:\/\/csharpprogram.com\/wp-admin\/admin-ajax.php","prefix":"urvanov-syntax-highlighter-","setting":"urvanov-syntax-highlighter-setting","selected":"urvanov-syntax-highlighter-setting-selected","changed":"urvanov-syntax-highlighter-setting-changed","special":"urvanov-syntax-highlighter-setting-special","orig_value":"data-orig-value","debug":""};
var UrvanovSyntaxHighlighterSyntaxStrings = {"copy":"Copied to the clipboard","minimize":"Click To Expand Code"};
/* ]]> */
</script>
<script type="text/javascript" src="https://csharpprogram.com/wp-content/plugins/urvanov-syntax-highlighter/js/min/urvanov_syntax_highlighter.min.js?ver=2.8.28" id="urvanov_syntax_highlighter_js-js"></script>

<!-- Google アナリティクス スニペット (Site Kit が追加) -->
<script type="text/javascript" src="https://www.googletagmanager.com/gtag/js?id=UA-196013452-1" id="google_gtagjs-js" async></script>
<script type="text/javascript" id="google_gtagjs-js-after">
/* <![CDATA[ */
window.dataLayer = window.dataLayer || [];function gtag(){dataLayer.push(arguments);}
gtag('set', 'linker', {"domains":["csharpprogram.com"]} );
gtag("js", new Date());
gtag("set", "developer_id.dZTNiMT", true);
gtag("config", "UA-196013452-1", {"anonymize_ip":true});
gtag("config", "G-K3MDVBRV87");
/* ]]> */
</script>

<!-- (ここまで) Google アナリティクス スニペット (Site Kit が追加) -->
<link rel="https://api.w.org/" href="https://csharpprogram.com/wp-json/" /><link rel="alternate" type="application/json" href="https://csharpprogram.com/wp-json/wp/v2/posts/9342" /><link rel='shortlink' href='https://csharpprogram.com/?p=9342' />
<link rel="alternate" type="application/json+oembed" href="https://csharpprogram.com/wp-json/oembed/1.0/embed?url=https%3A%2F%2Fcsharpprogram.com%2Fc%25e3%2580%2580linq%25e3%2580%2580xml%25e3%2583%2595%25e3%2582%25a1%25e3%2582%25a4%25e3%2583%25ab%25e3%2581%25ae%25e8%25a6%2581%25e7%25b4%25a0%25e3%2581%25ae%25e8%25bf%25bd%25e5%258a%25a0%25e3%2580%2581%25e5%2589%258a%25e9%2599%25a4%25e3%2580%2581%25e4%25bf%25ae%25e6%25ad%25a3%25e6%2596%25b9%25e6%25b3%2595%25e3%2580%2580ad%2F" />
<link rel="alternate" type="text/xml+oembed" href="https://csharpprogram.com/wp-json/oembed/1.0/embed?url=https%3A%2F%2Fcsharpprogram.com%2Fc%25e3%2580%2580linq%25e3%2580%2580xml%25e3%2583%2595%25e3%2582%25a1%25e3%2582%25a4%25e3%2583%25ab%25e3%2581%25ae%25e8%25a6%2581%25e7%25b4%25a0%25e3%2581%25ae%25e8%25bf%25bd%25e5%258a%25a0%25e3%2580%2581%25e5%2589%258a%25e9%2599%25a4%25e3%2580%2581%25e4%25bf%25ae%25e6%25ad%25a3%25e6%2596%25b9%25e6%25b3%2595%25e3%2580%2580ad%2F&#038;format=xml" />
<div class="dmY2VFl5RDdjMENodjhpWDlObUdZVUFtanlCcVF6Q3JMVEcwZkhvdE15azdQeEJSQ25ubGVVMEdORWxFRDNmYQdbpnhdbpnh" style="display:none;"><div class="ads ad-300x250"><img id="NEFEbHdSMVZOUVltUzIwT1BaN0x1c2dJRTlmSHpuVlM0WmduM3RhM2NjSVZHTFVtOTY0ajVTcVRXc3pKSHlYUQdbpnhdbpnh" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAASwAAAD6AQAAAAAzFkdeAAAAAnRSTlMAAHaTzTgAAAAgSURBVGje7cEBDQAAAMKg909tDwcUAAAAAAAAAAAAPwYmFgABjEx2FAAAAABJRU5ErkJggg==" height="250" width="300" alt="Ads ad-300x250" data-src="http://images/ad-300x250.jpg" decoding="async" class="lazyload" data-eio-rwidth="300" data-eio-rheight="250"><noscript><img id="NEFEbHdSMVZOUVltUzIwT1BaN0x1c2dJRTlmSHpuVlM0WmduM3RhM2NjSVZHTFVtOTY0ajVTcVRXc3pKSHlYUQdbpnhdbpnh" src="images/ad-300x250.jpg" height="250" width="300" alt="Ads ad-300x250" data-eio="l"></noscript></div></div><meta name="generator" content="Site Kit by Google 1.86.0" /><meta name="robots" content="index, follow" />
<meta name="thumbnail" content="https://csharpprogram.com/wp-content/uploads/2022/02/xml.png">
<link rel="canonical" href="https://csharpprogram.com/c%e3%80%80linq%e3%80%80xml%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%81%ae%e8%a6%81%e7%b4%a0%e3%81%ae%e8%bf%bd%e5%8a%a0%e3%80%81%e5%89%8a%e9%99%a4%e3%80%81%e4%bf%ae%e6%ad%a3%e6%96%b9%e6%b3%95%e3%80%80ad/" />

<!-- Google AdSense スニペット (Site Kit が追加) -->
<meta name="google-adsense-platform-account" content="ca-host-pub-2644536267352236">
<meta name="google-adsense-platform-domain" content="sitekit.withgoogle.com">
<!-- (ここまで) Google AdSense スニペット (Site Kit が追加) -->
<noscript><style>.lazyload[data-src]{display:none !important;}</style></noscript><style>.lazyload{background-image:none !important;}.lazyload:before{background-image:none !important;}</style><style type="text/css" id="custom-background-css">
body.custom-background { background-color: #ffffff; background-image: url("https://csharpprogram.com/wp-content/uploads/2021/04/無題869_20230320162228.png"); background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: fixed; }
</style>
	<link rel="icon" href="https://csharpprogram.com/wp-content/uploads/2021/04/cropped-無題824_20230225215240-32x32.png" sizes="32x32" />
<link rel="icon" href="https://csharpprogram.com/wp-content/uploads/2021/04/cropped-無題824_20230225215240-192x192.png" sizes="192x192" />
<link rel="apple-touch-icon" href="https://csharpprogram.com/wp-content/uploads/2021/04/cropped-無題824_20230225215240-180x180.png" />
<meta name="msapplication-TileImage" content="https://csharpprogram.com/wp-content/uploads/2021/04/cropped-無題824_20230225215240-270x270.png" />
<style> .L3ptbmJkdzBkZkNEQzRxV1IzZzVDTE0waVlORHllN040QUgxZWU5TTZCUT0dbpnh{ margin: 0; padding: 0; color: #000; font-size: 13px; line-height: 1.5; } .NGNZK3FJQzQzN0laYTdBZTN0MHYzY2s4RWFPcWQvK1VlbGE0SjlPNmFiST0dbpnh{ padding: 8px; text-align: right; } .NGNZK3FJQzQzN0laYTdBZTN0MHYzWGFGUGFxbXhtRDJpU2FPRFNYQUVLRkxNcDlMK0U2S1Z2NTJDekRSTTJmcQdbpnhdbpnh, .NGNZK3FJQzQzN0laYTdBZTN0MHYzYlRKanpQZ3lzVGw1bXV3UE9ZUlgzR3ZBOStrUXZkMlUreWJkQXR4bnNOVwdbpnhdbpnh{ cursor: pointer; text-align: center; outline: none !important; display: inline-block; -webkit-tap-highlight-color: rgba(0, 0, 0, 0.12); -webkit-transition: all 0.45s cubic-bezier(0.23, 1, 0.32, 1); -o-transition: all 0.45s cubic-bezier(0.23, 1, 0.32, 1); transition: all 0.45s cubic-bezier(0.23, 1, 0.32, 1); } .NGNZK3FJQzQzN0laYTdBZTN0MHYzWGFGUGFxbXhtRDJpU2FPRFNYQUVLRkxNcDlMK0U2S1Z2NTJDekRSTTJmcQdbpnhdbpnh{ color: #000; width: 100%; } .NGNZK3FJQzQzN0laYTdBZTN0MHYzYlRKanpQZ3lzVGw1bXV3UE9ZUlgzR3ZBOStrUXZkMlUreWJkQXR4bnNOVwdbpnhdbpnh{ color: #1e8cbe; } .KytpWGxkQzRNU2tUSnc1NFFOUUF2L2FoMTBoV2E0Z3lBRXFXcC90cUxxcz0dbpnh.svg{ padding-top: 1rem; } img.KytpWGxkQzRNU2tUSnc1NFFOUUF2L2FoMTBoV2E0Z3lBRXFXcC90cUxxcz0dbpnh{ width: 100px; padding: 0; margin-bottom:10px; } .c1k4ZXhOZVdGckxmeElENzdxZkVPTjNCY3J3K2JkVUlLWkVqaXFjM0NkVT0dbpnh{ padding: 5px; } .WU5ueWhzL3VJcnJZOS9SYisxL2FXUGd6dDJpWTVzYWZzSk5FMnFzMitWRT0dbpnh{ padding: 10px; padding-top: 0; } .WU5ueWhzL3VJcnJZOS9SYisxL2FXUGd6dDJpWTVzYWZzSk5FMnFzMitWRT0dbpnh a{ font-size: 14px; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0TEd6czZ5R1gzK2VHdldlZllxZjZnOGxZc0pMWUJSUlRzWFgycFExSTVobAdbpnhdbpnh, .OUdWYTZBZVdWOEd4eE1ML1UzOUl0TEd6czZ5R1gzK2VHdldlZllxZjZnOGxZc0pMWUJSUlRzWFgycFExSTVobAdbpnhdbpnh:active, .OUdWYTZBZVdWOEd4eE1ML1UzOUl0TEd6czZ5R1gzK2VHdldlZllxZjZnOGxZc0pMWUJSUlRzWFgycFExSTVobAdbpnhdbpnh:focus{ background: #fff; border-radius: 50%; height: 35px; width: 35px; padding: 7px; position: absolute; right: -12px; top: -12px; cursor: pointer; outline: none; border: none; box-shadow: none; display: flex; justify-content: center; align-items: center; } .KzZieVdLaC9wSUVpZWFnd2NPSUhBQm5VekhiQ0tJNWlOZThRMTVSbzk5az0dbpnh{ padding-top: 10px; margin-bottom: 10px; display: flex; justify-content: center; } .cXRHTGlEc3ExYkZ2WkoyK1RPNlpx ZG5PcDV6TE1HcWRNOXFtK1BMOEo2a0M0dS9yY3BMT2xvVisrTUQyOVQrbAdbpnhdbpnh{ -webkit-animation-name: fadeInDown; animation-name: fadeInDown; -webkit-animation-duration: 0.3s; animation-duration: 0.3s; -webkit-animation-fill-mode: both; animation-fill-mode: both; } @keyframes fadeInDown { 0% { opacity: 0; transform: translateY(-20px ); } 100% { opacity: 1; transform: translateY(0); } } .VlpKMHF6bldmV0VDK3VOQkFuWkdCWStCb0JJZWVFbHNrMXpYY05qams3OD0dbpnh:not(.UWkwWmlpTGhqYkpvZ0k1NW40V0U2TnM2UDUyaDBvUnJMRFZJcjZZUEN3OD0dbpnh), .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh:not(.UWkwWmlpTGhqYkpvZ0k1NW40V0U2TnM2UDUyaDBvUnJMRFZJcjZZUEN3OD0dbpnh){ display: none; } .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh .Tkcrd0JzWHdnWXFSTDl0L3ZOVEQrWDRhTEJGeVlDdkprRU1nc0wvbTdWbWgwY3o1dmE0SEZLck0rVUJabUxvcQdbpnhdbpnh{ padding-top: 1rem; padding-bottom: 0; } .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh .adblock_title, .chpadbpro_wrap_title { margin: 1.3rem 0; } .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh .adblock_subtitle{ padding: 0 1rem; padding-bottom: 1rem; } .Wmp4TVlhcmVpa3k3SytOWVNqL0Flai9xVDdNbVJFbGR6SHhxQzk1UjFnU1kzNmdQTDBtcEhydmRDU1ROMHlzSwdbpnhdbpnh{ width: 100%; align-items: center; display: flex; justify-content: space-around; border-top: 1px solid #d6d6d6; border-bottom: 1px solid #d6d6d6; } .Wmp4TVlhcmVpa3k3SytOWVNqL0Fla3ByeTZDc1VtczJJRVkvbVVuVEI3YlBTNTAvUmlqNWQ3d3VaNGxyaDB6Ngdbpnhdbpnh+.Wmp4TVlhcmVpa3k3SytOWVNqL0Fla3ByeTZDc1VtczJJRVkvbVVuVEI3YlBTNTAvUmlqNWQ3d3VaNGxyaDB6Ngdbpnhdbpnh{ border-left: 1px solid #d6d6d6; } .Wmp4TVlhcmVpa3k3SytOWVNqL0Flai9xVDdNbVJFbGR6SHhxQzk1UjFnU1kzNmdQTDBtcEhydmRDU1ROMHlzSwdbpnhdbpnh .Wmp4TVlhcmVpa3k3SytOWVNqL0Fla3ByeTZDc1VtczJJRVkvbVVuVEI3YlBTNTAvUmlqNWQ3d3VaNGxyaDB6Ngdbpnhdbpnh{ flex: 1 1 auto; padding: 1rem; } .Wmp4TVlhcmVpa3k3SytOWVNqL0Fla3ByeTZDc1VtczJJRVkvbVVuVEI3YlBTNTAvUmlqNWQ3d3VaNGxyaDB6Ngdbpnhdbpnh p{ margin: 0; font-size: 16px; font-weight: bold; text-transform: uppercase; margin-bottom: 0.3rem; } .Wmp4TVlhcmVpa3k3SytOWVNqL0Flai9xVDdNbVJFbGR6SHhxQzk1UjFnU1kzNmdQTDBtcEhydmRDU1ROMHlzSwdbpnhdbpnh button, .Wmp4TVlhcmVpa3k3SytOWVNqL0Flai9xVDdNbVJFbGR6SHhxQzk1UjFnU1kzNmdQTDBtcEhydmRDU1ROMHlzSwdbpnhdbpnh a{ background: #fff; border: 1px solid #fff; color: #000; text-transform: uppercase; font-weight: bold; cursor: pointer; text-decoration: none; } .SmUycGoxS0hMc1dCZW5mNTZNRXBJRjFtenFHdll4ZGxlQlZXdWhCd1loS1VSdG9OKzZONU5Bc0lVWW9FNFcyTwdbpnhdbpnh{ display: flex; justify-content: space-between; padding: 1rem; } .SmUycGoxS0hMc1dCZW5mNTZNRXBJRjFtenFHdll4ZGxlQlZXdWhCd1loS1VSdG9OKzZONU5Bc0lVWW9FNFcyTwdbpnhdbpnh a, .SmUycGoxS0hMc1dCZW5mNTZNRXBJRjFtenFHdll4ZGxlQlZXdWhCd1loS1VSdG9OKzZONU5Bc0lVWW9FNFcyTwdbpnhdbpnh a:focus{ text-decoration: none; color: #000; font-size: 12px; font-weight: bold; border: none; outline: none; } body .ofs-admin-doc-box .chp_ad_block_pro_admin_preview #chp_ads_blocker-modal { display: block !important; } body .ofs-admin-doc-box .chp_ad_block_pro_admin_preview #chp_ads_blocker-modal { position: inherit; width: 70%; left: 0; box-shadow: none; border: 3px solid #ddd; } #N1hFSEE3dENwcnBlZyt5NmVWS2Ywa3BWdEUrakNNT3RrNEdHRzlqNytwR3F6bmVCcmFYZ1RkVnhaMmR6NU9KdQdbpnhdbpnh{ border: none; position: absolute; top: -3.5%; right: -1.5%; background: #fff; border-radius: 100%; height: 45px; outline: none; border: none; width: 45px; box-shadow: 0px 6px 18px -5px #fff; z-index: 9990099; display: flex; justify-content: center; align-items: center; text-decoration: none; } #N1hFSEE3dENwcnBlZyt5NmVWS2Ywa3BWdEUrakNNT3RrNEdHRzlqNytwR3F6bmVCcmFYZ1RkVnhaMmR6NU9KdQdbpnhdbpnh svg{ margin: 0 -1rem; } body #QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh.active{ width: 60%; left: 20%; top: 10%; height: 80vh; } @media only screen and (max-width:800px ) { body #QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh.active{ width: 80%; left: 10%; top: 5%; height: 99vh; } } @media only screen and (max-width:550px ) { body #QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh.active{ width: 100%; left: 0%; top: 0%; height: 99vh; } #N1hFSEE3dENwcnBlZyt5NmVWS2Ywa3BWdEUrakNNT3RrNEdHRzlqNytwR3F6bmVCcmFYZ1RkVnhaMmR6NU9KdQdbpnhdbpnh{ top: 2%; right: 2%; } } .howToBlock_color { color: #fff !important; } .U25NUmJvTnd6RXJsOWpaZk1zYS95dGRvUWJtYmlveTlOMkl4dUVoSzFkZkgwT0dKRDQvOUNscjZxSmE4NzdITAdbpnhdbpnh, .U25NUmJvTnd6RXJsOWpaZk1zYS95bEo2UXlNUUJWeWRPVFhHUEcvdkJuK2ErVkFuOTI4WmpjUWFvRnNrVmhYVAdbpnhdbpnh{ border: none; border-radius: 5px; padding: 9px 20px !important; font-size: 12px; color: white !important; margin-top: 0.5rem; transition: 0.3s; border: 2px solid; } .U25NUmJvTnd6RXJsOWpaZk1zYS95dGRvUWJtYmlveTlOMkl4dUVoSzFkZkgwT0dKRDQvOUNscjZxSmE4NzdITAdbpnhdbpnh:hover, .U25NUmJvTnd6RXJsOWpaZk1zYS95bEo2UXlNUUJWeWRPVFhHUEcvdkJuK2ErVkFuOTI4WmpjUWFvRnNrVmhYVAdbpnhdbpnh:hover{ background: none; box-shadow: none; } .U25NUmJvTnd6RXJsOWpaZk1zYS95dGRvUWJtYmlveTlOMkl4dUVoSzFkZkgwT0dKRDQvOUNscjZxSmE4NzdITAdbpnhdbpnh:hover{ color: #fff !important; } .U25NUmJvTnd6RXJsOWpaZk1zYS95bEo2UXlNUUJWeWRPVFhHUEcvdkJuK2ErVkFuOTI4WmpjUWFvRnNrVmhYVAdbpnhdbpnh:hover{ color: #888 !important; } .U25NUmJvTnd6RXJsOWpaZk1zYS95dGRvUWJtYmlveTlOMkl4dUVoSzFkZkgwT0dKRDQvOUNscjZxSmE4NzdITAdbpnhdbpnh{ background-color: #fff; box-shadow: 0px 6px 18px -5px #fff; border-color: #fff; } .U25NUmJvTnd6RXJsOWpaZk1zYS95bEo2UXlNUUJWeWRPVFhHUEcvdkJuK2ErVkFuOTI4WmpjUWFvRnNrVmhYVAdbpnhdbpnh{ background-color: #8a8a8a; box-shadow: 0px 6px 18px -5px #8a8a8a; border-color: #8a8a8a; } body .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh{ position: fixed; z-index: 9999999999; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: #000; background-color: rgba(0, 0, 0, 0.7); display: flex; justify-content: center; align-items: center; } .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .UWkwWmlpTGhqYkpvZ0k1NW40V0U2TnM2UDUyaDBvUnJMRFZJcjZZUEN3OD0dbpnh{ display: block; } .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh{ background-color: #fff; margin: auto; padding: 20px; border: none; width: 40%; border-radius: 5%; position: relative; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh.theme3{ text-align: center; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh *{ color: #000; text-align: center; text-decoration: none; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh a{ cursor: pointer; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh a:first-child{ margin-right:1rem; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh a{ text-decoration: none; } .OUdWYTZBZVdWOEd4eE1ML1UzOUl0QnhSZ0ljMy9ldXdIWG1JVGZvbWhxdz0dbpnh.theme2 a:first-child{ margin-bottom: 0.5rem !important; } .U25NUmJvTnd6RXJsOWpaZk1zYS95aHFlYkt0RFBIaGxIc3ZDeG1IOFhWT2ZEREltVzc0Z3FQK3o4bWxMRHhlVQdbpnhdbpnh .image-container{ width: 100px; text-align: center; margin-bottom: -20px; } .U25NUmJvTnd6RXJsOWpaZk1zYS95aHFlYkt0RFBIaGxIc3ZDeG1IOFhWT2ZEREltVzc0Z3FQK3o4bWxMRHhlVQdbpnhdbpnh .image-container .image{ position: relative; } .U25NUmJvTnd6RXJsOWpaZk1zYS95aHFlYkt0RFBIaGxIc3ZDeG1IOFhWT2ZEREltVzc0Z3FQK3o4bWxMRHhlVQdbpnhdbpnh .image-container .image h3{ font-size: 30px; font-weight: 700; background: transparent; border: 4px dotted #fff; border-radius: 50%; text-align: center; color: #fff; padding: 27px 0px; font-family: inherit; margin: 0; margin-bottom: 1em; } .U25NUmJvTnd6RXJsOWpaZk1zYS95aHFlYkt0RFBIaGxIc3ZDeG1IOFhWT2ZEREltVzc0Z3FQK3o4bWxMRHhlVQdbpnhdbpnh .image-container .image i.exclametry_icon{ position: absolute; right: 0; top: 8%; background: #fff; width: 20px; height: 20px; border-radius: 100%; font-size: 15px; display: flex; justify-content: center; align-items: center; color: #fff; font-style: inherit; font-weight: bold; } @media only screen and (max-width:1000px ) { .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh{ width: calc(40% + 15%); } } @media only screen and (max-width:800px ) { .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh{ width: calc(40% + 25%); } } @media only screen and (max-width:700px ) { .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh{ width: calc(40% + 35%); } } @media only screen and (max-width:500px ) { .QTR1VnlxV1BXR29jemozMnUzOEtiMFo2RnVrR3ZhbHBzWkJuR2lna2J5cz0dbpnh .QUJucHNMd0EzMitGTWp1Y3gxZC9BQVdLQTlRSWI3NXk1MFgxdXh3NUVYaz0dbpnh{ width: 95%; } } #N1hFSEE3dENwcnBlZyt5NmVWS2Ywa3BWdEUrakNNT3RrNEdHRzlqNytwR3F6bmVCcmFYZ1RkVnhaMmR6NU9KdQdbpnhdbpnh{ color: #fff !important; } .dXlRMW9SUnZKZW83anJnRHpIcGd2Vi9pQTU1eDNoN0hYbTh2NzFZaDZhVHBuMWZ5QWk0eWFEcHZ4Z0gzZjRhQgdbpnhdbpnh{ display: inline-block; height: 40px; padding: 10px 20px; text-align: center; background-color: white; border-radius: 20px; box-sizing: border-box; position: fixed; bottom: 2%; z-index: 9999999; right: 2%; } .Vi9ob1VXQ3RvOEw3UnRwdFpzV1U1bS84NWdLZFJia25JWkhJZmQ2U1R0N1FETW9UbVhNQjFocldpcjVIektCdwdbpnhdbpnh, .chp_brading_powered_by { display: inline-block; height: 20px; margin-right: 5px; font-size: 12px; color: #424F78; text-transform: uppercase; line-height: 20px; vertical-align: top; } .dXlRMW9SUnZKZW83anJnRHpIcGd2U1ROOGVNTkV6K2VpaUIreFRTV0ZWRE5ib3pydVNMOElOMHNqV0I1V3RsYQdbpnhdbpnh{ display: inline-block; height: 20px; vertical-align: top; } .dXlRMW9SUnZKZW83anJnRHpIcGd2U1ROOGVNTkV6K2VpaUIreFRTV0ZWRE5ib3pydVNMOElOMHNqV0I1V3RsYQdbpnhdbpnh img{ display: block; height: 100%; width: auto; } .dXlRMW9SUnZKZW83anJnRHpIcGd2Vi9pQTU1eDNoN0hYbTh2NzFZaDZhVHBuMWZ5QWk0eWFEcHZ4Z0gzZjRhQgdbpnhdbpnh.hide { display: none !important } #UDZaaERaZ0QzaFRwVSsxYmk5VndtM2ovSWppdzBPMk5GYmQvTjJOQm1zOExLdG9HYXFNdmw2RFdBTlZSVm1aRwdbpnhdbpnh{ position:absolute; z-index:-20; bottom:0; } </style>		
<!-- OGP -->

<meta property="og:type" content="article">
<meta property="og:title" content="【C# sharp Linq】Xmlファイルの要素の追加、削除、修正方法">
<meta property="og:url" content="https://csharpprogram.com/c%e3%80%80linq%e3%80%80xml%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%81%ae%e8%a6%81%e7%b4%a0%e3%81%ae%e8%bf%bd%e5%8a%a0%e3%80%81%e5%89%8a%e9%99%a4%e3%80%81%e4%bf%ae%e6%ad%a3%e6%96%b9%e6%b3%95%e3%80%80ad/">
<meta property="og:description" content="ChatGPTのAPIを使わずに自動化することが可能です。 下記の本を読めば、ChatGPT4でも料金掛からずに自動化できます！KindleUnlimited会員であれば無料で読めます。 &lt;a ">
<meta property="og:site_name" content="サルモリブログ">
<meta property="og:image" content="https://csharpprogram.com/wp-content/uploads/2022/02/xml.png">


	<meta property="article:published_time" content="2022-03-03T19:00:48+09:00" />
		<meta property="article:author" content="サルモリ" />

<!-- /OGP -->
		


<script>
	(function (window, document, $, undefined) {
		'use strict';

		var SlideBox = (function () {
			/**
			 * @param $element
			 *
			 * @constructor
			 */
			function SlideBox($element) {
				this._$element = $element;
			}

			SlideBox.prototype.$content = function () {
				return this._$element.find('[data-st-slidebox-content]');
			};

			SlideBox.prototype.$toggle = function () {
				return this._$element.find('[data-st-slidebox-toggle]');
			};

			SlideBox.prototype.$icon = function () {
				return this._$element.find('[data-st-slidebox-icon]');
			};

			SlideBox.prototype.$text = function () {
				return this._$element.find('[data-st-slidebox-text]');
			};

			SlideBox.prototype.is_expanded = function () {
				return !!(this._$element.filter('[data-st-slidebox-expanded="true"]').length);
			};

			SlideBox.prototype.expand = function () {
				var self = this;

				this.$content().slideDown()
					.promise()
					.then(function () {
						var $icon = self.$icon();
						var $text = self.$text();

						$icon.removeClass($icon.attr('data-st-slidebox-icon-collapsed'))
							.addClass($icon.attr('data-st-slidebox-icon-expanded'))

						$text.text($text.attr('data-st-slidebox-text-expanded'))

						self._$element.removeClass('is-collapsed')
							.addClass('is-expanded');

						self._$element.attr('data-st-slidebox-expanded', 'true');
					});
			};

			SlideBox.prototype.collapse = function () {
				var self = this;

				this.$content().slideUp()
					.promise()
					.then(function () {
						var $icon = self.$icon();
						var $text = self.$text();

						$icon.removeClass($icon.attr('data-st-slidebox-icon-expanded'))
							.addClass($icon.attr('data-st-slidebox-icon-collapsed'))

						$text.text($text.attr('data-st-slidebox-text-collapsed'))

						self._$element.removeClass('is-expanded')
							.addClass('is-collapsed');

						self._$element.attr('data-st-slidebox-expanded', 'false');
					});
			};

			SlideBox.prototype.toggle = function () {
				if (this.is_expanded()) {
					this.collapse();
				} else {
					this.expand();
				}
			};

			SlideBox.prototype.add_event_listeners = function () {
				var self = this;

				this.$toggle().on('click', function (event) {
					self.toggle();
				});
			};

			SlideBox.prototype.initialize = function () {
				this.add_event_listeners();
			};

			return SlideBox;
		}());

		function on_ready() {
			var slideBoxes = [];

			$('[data-st-slidebox]').each(function () {
				var $element = $(this);
				var slideBox = new SlideBox($element);

				slideBoxes.push(slideBox);

				slideBox.initialize();
			});

			return slideBoxes;
		}

		$(on_ready);
	}(window, window.document, jQuery));
</script>

	<script>
		jQuery(function(){
		jQuery('.post h2:not([class^="is-style-st-heading-custom-"]):not([class*=" is-style-st-heading-custom-"]):not(.st-css-no2) , .h2modoki').wrapInner('<span class="st-dash-design"></span>');
		})
	</script>

<script>
	jQuery(function(){
		jQuery("#toc_container:not(:has(ul ul))").addClass("only-toc");
		jQuery(".st-ac-box ul:has(.cat-item)").each(function(){
			jQuery(this).addClass("st-ac-cat");
		});
	});
</script>

<script>
	jQuery(function(){
							jQuery( '.post h5:not([class^="is-style-st-heading-custom-"]):not([class*=" is-style-st-heading-custom-"]):not(.st-css-no):not(.st-matome):not(.rankh5):not(.point):not(.st-cardbox-t):not(.popular-t):not(.kanren-t):not(.popular-t):not(.post-card-title)' ).wrap( '<div class="st-h5husen-shadow"></div>' );
			jQuery( '.h5modoki' ).wrap( '<div class="st-h5husen-shadow"></div>' );
				jQuery('.st-star').parent('.rankh4').css('padding-bottom','5px'); // スターがある場合のランキング見出し調整
	});
</script>



	<script>
		$(function() {
			$('.is-style-st-paragraph-kaiwa').wrapInner('<span class="st-paragraph-kaiwa-text">');
		});
	</script>


<script>
	/* 段落スタイルを調整 */
	$(function() {
		$( '[class^="is-style-st-paragraph-"],[class*=" is-style-st-paragraph-"]' ).wrapInner( '<span class="st-noflex"></span>' );
	});
</script>

			</head>
	<body class="post-template-default single single-post postid-9342 single-format-standard custom-background not-front-page" >
				<div id="st-ami">
				<div id="wrapper" class="">
				<div id="wrapper-in">
					<header id="">
						<div id="header-full">
							<div id="headbox-bg">
								<div id="headbox">

									<nav id="s-navi" class="pcnone" data-st-nav data-st-nav-type="normal">
		<dl class="acordion is-active" data-st-nav-primary>
			<dt class="trigger">
				<p class="acordion_button"><span class="op op-menu"><i class="st-fa st-svg-menu"></i></span></p>

				
									<div id="st-mobile-logo"></div>
				
				<!-- 追加メニュー -->
				
				<!-- 追加メニュー2 -->
				
			</dt>

			<dd class="acordion_tree">
				<div class="acordion_tree_content">

					

												<div class="menu-blog-container"><ul id="menu-blog" class="menu"><li id="menu-item-11993" class="menu-item menu-item-type-post_type menu-item-object-page current_page_parent menu-item-11993"><a href="https://csharpprogram.com/%e5%9b%ba%e5%ae%9a%e3%83%9a%e3%83%bc%e3%82%b8/"><span class="menu-item-label">サルモリブログ</span></a></li>
<li id="menu-item-11987" class="menu-item menu-item-type-taxonomy menu-item-object-category current-post-ancestor menu-item-11987"><a href="https://csharpprogram.com/category/c/"><span class="menu-item-label">C#</span></a></li>
<li id="menu-item-11991" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11991"><a href="https://csharpprogram.com/category/python/"><span class="menu-item-label">Python</span></a></li>
<li id="menu-item-11989" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11989"><a href="https://csharpprogram.com/category/java/"><span class="menu-item-label">Java</span></a></li>
<li id="menu-item-11992" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11992"><a href="https://csharpprogram.com/category/ruby/"><span class="menu-item-label">Ruby</span></a></li>
<li id="menu-item-11990" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11990"><a href="https://csharpprogram.com/category/javascript/"><span class="menu-item-label">JavaScript</span></a></li>
<li id="menu-item-11988" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11988"><a href="https://csharpprogram.com/category/go/"><span class="menu-item-label">GO</span></a></li>
<li id="menu-item-11200" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-11200"><a href="https://csharpprogram.com/?page_id=11197"><span class="menu-item-label">特定商取引法に基づく表記</span></a></li>
</ul></div>						<div class="clear"></div>

					
				</div>
			</dd>

					</dl>

					</nav>

																			<div id="header-l">
											
											<div id="st-text-logo">
												
    
		
			<!-- キャプション -->
			
				          		 	 <p class="descr sitenametop">
           		     	プログラミングブログ           			 </p>
				
			
			<!-- ロゴ又はブログ名 -->
			          		  <p class="sitename"><a href="https://csharpprogram.com/">
              		                  		    サルモリブログ               		           		  </a></p>
        				<!-- ロゴ又はブログ名ここまで -->

		
	
											</div>
										</div><!-- /#header-l -->
									
									<div id="header-r" class="smanone">
										
									</div><!-- /#header-r -->
								</div><!-- /#headbox -->
							</div><!-- /#headbox-bg clearfix -->

							
							
							
							
													

<div id="gazou-wide">
			<div id="st-menubox">
			<div id="st-menuwide">
				<nav class="smanone clearfix"><ul id="menu-blog-1" class="menu"><li class="menu-item menu-item-type-post_type menu-item-object-page current_page_parent menu-item-11993"><a href="https://csharpprogram.com/%e5%9b%ba%e5%ae%9a%e3%83%9a%e3%83%bc%e3%82%b8/">サルモリブログ</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category current-post-ancestor menu-item-11987"><a href="https://csharpprogram.com/category/c/">C#</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11991"><a href="https://csharpprogram.com/category/python/">Python</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11989"><a href="https://csharpprogram.com/category/java/">Java</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11992"><a href="https://csharpprogram.com/category/ruby/">Ruby</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11990"><a href="https://csharpprogram.com/category/javascript/">JavaScript</a></li>
<li class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-11988"><a href="https://csharpprogram.com/category/go/">GO</a></li>
<li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-11200"><a href="https://csharpprogram.com/?page_id=11197">特定商取引法に基づく表記</a></li>
</ul></nav>			</div>
		</div>
				</div>
						
						
					</div><!-- #header-full -->

					


					
					</header>

					<div id="content-w">

					
					
	
			<div id="st-header-post-under-box" class="st-header-post-no-data "
		     style="">
			<div class="st-dark-cover">
							</div>
		</div>
	
<div id="content" class="clearfix">
	<div id="contentInner">
		<main>
			<article>
									<div id="post-9342" class="st-post post-9342 post type-post status-publish format-standard has-post-thumbnail hentry category-linq category-read-and-write-files">
				
					
											


<error>
    <code>internal_server_error</code>
    <title><![CDATA[WordPress &amp;rsaquo; エラー]]></title>
    <message><![CDATA[&lt;p&gt;このサイトで重大なエラーが発生しました。&lt;/p&gt;&lt;p&gt;&lt;a href=&quot;https://ja.wordpress.org/support/article/faq-troubleshooting/&quot;&gt;WordPress のトラブルシューティングについてはこちらをご覧ください。&lt;/a&gt;&lt;/p&gt;]]></message>
    <data>
        <status>500</status>
    </data>
</error>
