PHP，POST页面无法传值跳转，请大神帮助。

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我是靠谱客的博主温柔星星，最近开发中收集的这篇文章主要介绍PHP，POST页面无法传值跳转，请大神帮助。，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

Index.php文件

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312_chinese_ci" />
<title>学生信息收集系统</title>
<script language="javascript" type="text/javascript" >
function check_form(){
   if(form1.tb_user.value==""){
       alert("请填写学籍号！");
       form1.tb_user.select();
       return (false);
       }
   if(form1.tb_passWord.value==""){
       alert("请填写密码！");
       form1.tb_passWord.select();
       return (false);
       }
   }
</script>
</head>
<body>
<center>
<h1><font color="#003333" face="Arial Black, Gadget, sans-serif">学生信息收集系统</font></h1>
<form id="form1" name="form1" method="post" action="dealwith.php">
   <table align="center">
    <tr>
       <td>学籍号：</td>
        <td><input type="text" name="tb_user"/></td>
    </tr>
    <tr>
       <td>密码：</td>
        <td><input type="password" name="tb_passWord"/></td>
    </tr>
    <tr align="center">
      <td colspan="2" align="center"bgcolor="#FFCCFF" align="right"><input type="submit" name="subbutton" value="提交" οnclick="return check_form();"/>
     <input type="reset" name="subbutton2" value="重置" /></td>
      </tr>
    </table>
</form>
</center>
</body>

</html>

dealwith.php文件内容

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312_chinese_ci" />
<title>学生信息收集系统</title>
</head>
<?php
   $host="127.0.0.1";
   $userName="root";
   $passWord="root";
   $dbName="db_student";
   $connID=mysqli_connect("$host","$userName","$passWord");
   if(mysqli_select_db($connID,$dbName)){
       echo "数据库选择成功";
       }
   else{
       echo "数据选择失败";
       }
   if($_POST[subbutton]=="提交"){
   $stuId=$_POST[tb_user];
   $pasWo=$_POST[tb_passWord];
   $sql=mysqli_query("select * from stuquestion where stuId ='$stuId'");
   $info=mysqli_fetch_object($sql);
   if($info){
       if($pasWo==$info->pasWo){
           echo "<script language='javascript'> alert('登陆成功！');</script>";
           header('Location: answer.php');
           }else{
           echo "<script language='javascript'> alert('密码错误！');</script>";
           header('Location: Index.php');
               }
       }
else{
       echo "<script language='javascript'> alert('学籍号错误！');</script>";
       header('Location: Index.php');
       }
   }
   if($_POST[subbutton1]=="提交"){
       $answer=$_POST[answer1];
       date_default_timezone_set("PRC");
       $sql1=mysqli_query("update stuquestion set queAn='$answer',timNo='date('Y-m-d H:i:s')' where stuId='$stuId'");
       if($sql1){
           echo "<script> alert('提交成功！');</script>";
           header('Location: Index.php');
           }
           else{
               echo "<script> alert('提交失败！');</script>";
           header('Location: answer.php');
               }
       }
?>
<body>
</body>
</html>