Html:

<scripttype="text/javascript"src="http://www.youxiaju.com/js/jquery-1.4.2.min.js"></script>

<scripttype="text/javascript">

$(function(){

$.ajax(

{

type:'get',

url:'http://www.youxiaju.com/validate.php?loginuser=lee&loginpass=123456',

dataType:'jsonp',

jsonp:"jsoncallback",

success:function(data){

alert("用户名:"+data.user+"密码:"+data.pass);

},

error:function(){

alert('fail');

}

}

);

})

</script>


服务端:

<?php

header('Content-Type:text/html;Charset=utf-8');

$arr=array(

"user"=>$_GET['loginuser'],

"pass"=>$_GET['loginpass'],

"name"=>'response'

);

echo$_GET['jsoncallback']."(".json_encode($arr).")";