HTML DOM clearInterval() ·½·¨

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clearInterval() ·½·¨¿ÉÈ¡ÏûÓÉ setInterval() ÉèÖÃµÄ timeout¡£

clearInterval() ·½·¨µÄ²ÎÊý±ØÐëÊÇÓÉ setInterval() ·µ»ØµÄ ID Öµ¡£

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clearInterval(id_of_setinterval)
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id_of_setinterval ÓÉ setInterval() ·µ»ØµÄ ID Öµ¡£

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ÏÂÃæÕâ¸öÀý×Ó½«Ã¿¸ô 50 ºÁÃëµ÷Óà clock() º¯Êý¡£ÄúÒ²¿ÉÒÔʹÓÃÒ»¸ö°´Å¥À´Í£Ö¹Õâ¸ö clock£º

<html>
<body>

<input type="text" id="clock" size="35" />
<script language=javascript>
var int=self.setInterval("clock()",50)
function clock()
  {
  var t=new Date()
  document.getElementById("clock").value=t
  }
</script>
</form>
<button onclick="int=window.clearInterval(int)">
Stop interval</button>

</body>
</html>
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