?? keyeventsexample2.htm
字號(hào):
<html>
<head>
<title>Key Events Example</title>
<script type="text/javascript">
function handleEvent(oEvent) {
var oTextbox = document.getElementById("txt1");
oTextbox.value += "\n>" + oEvent.type;
oTextbox.value += "\n target is " + (oEvent.target || oEvent.srcElement).id;
oTextbox.value += "\n keyCode is " + oEvent.keyCode;
oTextbox.value += "\n charCode is " + oEvent.charCode;
var arrKeys = [];
if (oEvent.shiftKey) {
arrKeys.push("Shift");
}
if (oEvent.ctrlKey) {
arrKeys.push("Ctrl");
}
if (oEvent.altKey) {
arrKeys.push("Alt");
}
oTextbox.value += "\n keys down are " + arrKeys;
}
</script>
</head>
<body>
<p>Type some characters into the first textbox.</p>
<p><textarea id="txtInput" rows="15" cols="50"
onkeydown="handleEvent(event)"
onkeyup="handleEvent(event)"
onkeypress="handleEvent(event)"></textarea></p>
<p><textarea id="txt1" rows="15" cols="50"></textarea></p>
</body>
</html>
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