跳转回上一页代码

点击超级链接返回上一页

<a href="javascript:void(0)" onclick="javascript:window.history.go(-1);" class="lmenu">返回列表</a>

php自动跳转回上一页

echo "<Script Language='Javascript'>";
echo "alert('提示:管理员ID已存在,请重新输入!');";
echo "history.go(-1);";
echo "</Script>"; 
原文地址:https://www.cnblogs.com/shanmao/p/3483799.html