📄 10-2 onchange事件测试.htm
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<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=GB2312" />
<title>10-2 onchange事件测试</title>
</head>
<body style="overflow:auto;">
<input onchange="alert('text input is changed.');"><br>
<input type="checkbox" onchange="alert('checkbox is changed.');"><br>
<input type="radio" name="rd" onchange="alert('radio 1 is changed.');">
<input type="radio" name="rd" onchange="alert('radio 2 is changed.');"><br>
<select onchange="alert('select is changed.');"><option>1</option><option>2</option></select><br>
<textarea onchange="alert('textarea is changed.');"></textarea>
</body>
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