thinkphp+ajax局部刷新点赞-PHP源码

public function zan(){
        $data[&＃39;id&＃39;]=isset($_POST[&＃39;id&＃39;])?intval(trim($_POST[&＃39;id&＃39;])):0;
        $obj = M("Article");
 
        if(!isset($_COOKIE[$_POST[&＃39;id&＃39;]+10000])&&$obj->where($data)->setInc(&＃39;zan&＃39;)){
            $COOKIEname = $_POST[&＃39;id&＃39;]+10000;
            setCOOKIE($COOKIEname,40,time()+60,&＃39;/&＃39;); 
 
            $data[&＃39;info&＃39;] = "ok";
            $data[&＃39;status&＃39;] = 1;
            $this->ajaxReturn($data);
             
            exit();
        }else{
            $data[&＃39;info&＃39;] = "fail";
            $data[&＃39;status&＃39;] = 0;
            $this->ajaxReturn($data);
            exit();
        }
         
    }

js

$(".z").on(&＃39;click&＃39;,function(){
        var Oa=$(this);
        var id=Oa.attr(&＃39;id&＃39;);//获取id属性
        var vl=Oa.find("span").text();
            vl=parseInt(vl)+1;
        $.post(&＃39;__CONTROLLER__/zan&＃39;,{id:id},function(data){
            if(data.status==1){ 
                alert(&＃39;感谢您的支持！&＃39;);//模拟异步数据加1
                Oa.find("span").text(vl);//页面元素加1
            }else{
                alert(&＃39;您已经点过赞了,不要重复哦！&＃39;);
            }
        },&＃39;json&＃39;); 
    })

页面

赞<{$list.zan}>