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分享jQuery(document).ready(function(){
$('*').each(function(){
if($(this).html()=='ce666de1'){
alert($(this).attr('id'));
}
});
});
<div id="post-394156959">ce666de1</div>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title> new document </title>
</head>
<body>
<div id="ddddddddd" class="">
jhjjjjjjjjjjj
</div>
<div id="post-394156959">
<span class=""><a href="">ce666de1</a></span>
</div>
<div id="ddhhhhd" class="">
jhjjjjjjjjjjj
</div>
<script type="text/javascript">
function gc(s)
{
var d = document.querySelectorAll("[id]");
for(var i=0, l = d.length; i < l; ++i)
if(d[i].innerHTML.indexOf(s)!=-1)
return d[i];
}
alert(gc("ce666de1").id);
</script>
</body>
</html>