<form class="form-horizontal" action="http://localhost/index.php/User/Public/login" role="form" method="post">或者<form class="form-horizontal" action="{:U('login','','')}" role="form" method="post">生成的html语句，地址都变为http://localhost/index.php/index.php/User/Public/login很奇怪，为什么会有2个index.php 最佳答案
