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<?php
function createRandomStr($length)
{
$str = array_merge(range(0,9),range('a','z'),range('A','Z'));
shuffle($str);
$str = implode('',array_slice($str,0,$length));
return $str;
}
if(isset($_GET['d']) && $_GET['d']=='ajax'){
$randma = createRandomStr(32);
echo $randma;
exit();
}
?>
<a href="javascript:;" id="refresh">刷新</a>
<br>
随机码:<span id="res"></span>
<script type="text/javascript" src="jquery.min.js"></script>
<script type="text/javascript">
$('#refresh').click(function(){
$.get('?d=ajax',function(d){
$('#res').text(d);
})
})
</script>
记得引入 jquery