which

English [wɪtʃ] US [hwɪtʃ,wɪtʃ]

pron. Which; which one; which ones; that, refers to the things mentioned earlier

adj.Which one; which ones

jquery which incident syntax

Function: which attribute indicates which key or button was pressed.

Syntax: event.whic

Parameters:

Parameters Description
event Required. Specifies the events to be checked. The event parameter comes from the event binding function.​

jquery which incident example

<html>
<head>
<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  $("input").keydown(function(event){ 
    $("div").html("Key: " + event.which);
  });
});
</script>
</head>
<body>

请随意键入一些字符:<input type="text" />
<p>当您在上面的框中键入文本时,下面的 div 会显示键位序号。</p>
<div />

</body>
</html>
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