📄 changekey事件.htm
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<html>
<head>
<title>Listing 9.4. Handling the Change Event - 品络科技 pinluo.com</TITLE>
</head>
<body>
<form>
Edit the text and then click outside or press Tab:<br>
<input type="text" value="Change Me!" onChange="change_handler(this)">
哈哈哈!<input
type="text"
onKeyDown="window.status = 'The key is down.'"
onKeyUp="window.status = 'The key is up.'">
</form>
<script language="JavaScript" type="text/javascript">
<!--
function change_handler(text_field) {
text_field.value = text_field.value.toLowerCase()
}
//-->
</script>
</body>
</html>
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