PHP里面的输出json@H_502_1@

$arr=array('success'=>"1",'text'=>$rand);
echo json_encode($arr);

html/js里面接受json数据@H_502_1@

$.ajax({
  type:'POST',dataType:'JSON',url:'test2.PHP',timeout:80000,data:{user:'80'},success:function(response@H_403_9@,textStatus){@H_403_9@

	var data = eval('('+response+')');@H_403_9@
  	if(data.success=='1'){
    		$('#c').append('[有数据]'+data.text+'<br>');
       }
  }
 });