php-The first click, the result is: Click after 2, modify 3, after the execution 3

Php

list.php file

      ">    
   
           

show.php file

 //获取传过来文章ID    $id=$_GET['vid'];    //根据文章ID来得到文章对象    $sqlStr_post="select * from dt_posts where id=".$id;    $result=mysql_query($sqlStr_post);    $view=mysql_fetch_array($result);    //点击前    echo "点击后：".$view['view_count'];    $num=$view['view_count']+1;    //没当用户一点击,就会修改查看次数    $sql_up="update dt_posts set view_count=".$num." where id=".$id;    echo "修改后：".$num;    $result_up=mysql_query($sql_up);    echo "执行后".$num;

