Home Backend Development PHP Tutorial 求解答~该怎么处理

求解答~该怎么处理

Jun 13, 2016 pm 12:48 PM
href index php post

求解答~

这个为什么href后面的等号没有变色?是什么问题啊?求指教~新手


------解决方案--------------------
为什么要变色?echo里面只是字符串
------解决方案--------------------
引用:
这个为什么href后面的等号没有变色?是什么问题啊?求指教~新手
你这样写是正确的啊。
------解决方案--------------------
引用:
引用:引用:这个为什么href后面的等号没有变色?是什么问题啊?求指教~新手你这样写是正确的啊。
那为什么不管我输入的用户名与密码是否正确它都跳转到空白页呢?
这个是检查用户名和密码的程序,帮忙看看哪里出错了啊?
首先你判断的是表单的输入框是否存在,这样的话只要你输入东西就会跳到index.php页面;第二,你应该判断$_POST['username'],就是输入的用户名是否在数据库中存在,你可以先遍历出数据库中的用户名,然后判断$_POST['username']是存在于其中;第三,你的index.php存在吗?或者是你的路径写错了。 
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