tryit_view.asp@filename=tryjs_timing_stop

来自「W3Schools tutorial..web designing」· ASP@FILENAME=TRYJS_TIMING_STOP 代码 · 共 33 行

ASP@FILENAME=TRYJS_TIMING_STOP
33
字号
<html>
<head>
<script type="text/javascript">
var c=0;
var t;
function timedCount()
{
document.getElementById('txt').value=c;
c=c+1;
t=setTimeout("timedCount()",1000);
}

function stopCount()
{
clearTimeout(t);
}
</script>
</head>

<body>
<form>
<input type="button" value="Start count!" onClick="timedCount()">
<input type="text" id="txt">
<input type="button" value="Stop count!" onClick="stopCount()">
</form>
<p>
Click on the "Start count!" button above to start the timer. The input field will count forever, starting at 0. Click on the "Stop count!" button to stop the counting.
</p>
</body>

</html>

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