tango238/textselection.html

## textselection.html
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8" />
<title>Text Selection</title>
<style>
textarea {
	width: 600px;
	height: 150px;
	border: 3px solid #cccccc;
	padding: 5px;
	background-position: bottom right;
	background-repeat: no-repeat;
}
</style>
<body>
<section id="wrapper">
    <header>
      <h1>Text Selection</h1>
    </header>
<article>
  <textarea id="content" readonly>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</textarea>
</article>
</section>
Selected Text: <output id="selected"></output>
<script>
(function(){
	var content = document.getElementById('content');
	var out = document.getElementById('selected');
	// マウスアップ時に実行される
	content.onmouseup = function(event){
		// デフォルトの動作が実行されないようにする
		event.preventDefault();
		// 選択範囲を取得する
		var selected = content.value.substring(content.selectionStart, content.selectionEnd);
		// output要素に書き出す
		out.value = selected;
	};
})();
</script>
</body>
</html>
	<!DOCTYPE html>
	<html lang="ja">
	<head>
	<meta charset="UTF-8" />
	<title>Text Selection</title>
	<style>
	textarea {
	width: 600px;
	height: 150px;
	border: 3px solid #cccccc;
	padding: 5px;
	background-position: bottom right;
	background-repeat: no-repeat;
	}
	</style>
	<body>
	<section id="wrapper">
	<header>
	<h1>Text Selection</h1>
	</header>
	<article>
	<textarea id="content" readonly>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</textarea>
	</article>
	</section>
	Selected Text: <output id="selected"></output>
	<script>
	(function(){
	var content = document.getElementById('content');
	var out = document.getElementById('selected');
	// マウスアップ時に実行される
	content.onmouseup = function(event){
	// デフォルトの動作が実行されないようにする
	event.preventDefault();
	// 選択範囲を取得する
	var selected = content.value.substring(content.selectionStart, content.selectionEnd);
	// output要素に書き出す
	out.value = selected;
	};
	})();
	</script>
	</body>
	</html>