<p>一个简单的验证身份的代码<br /> if($_COOKIE[&quot;adminname&quot;]==&quot;&quot;)<br /> {<br /> header(&quot;location:login.php&quot;);<br /> }<br /> require &quot;../global.php&quot;;<br /> $admin=$db-&gt;get_one(&quot;select * from ve123_admin where admin_id='1'&quot;);<br /> if($_COOKIE[&quot;adminname&quot;]&lt;&gt;$admin[&quot;adminname&quot;]){header(&quot;location:login.php&quot;);die();}<br /> $comurl=$_SERVER['HTTP_REFERER'];<br /> $_SERVER['HTTP_REFERER'];可以得到链接/提交当前页的父页面URL(从那里过来的?)</p>