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  • PHP 学生管理系统实现

    最近学校开了PHP课程,顺便写了个作业,分享一下吧。。。

    都是很简单的东西,新手用得着、、、

    省略部分前端代码、、、

    首先是登录的校验:

    <?php 
        session_start();
        
        $user = $_POST['userName'];
        $pass = $_POST['passWord'];
        $_SESSION['user'] = $user;
        /*$Enter = $_POST['Login_undo'];
        管理员登录的校验*/
        $flag = false;
        if($user == "Admin"&& $pass == "root")
        {
            setcookie("userName",$user,time()+1200);
            setcookie("userName",$pass,time()+1200);
            $flag = true;
            header('location:adminPage.php?user=' . $user);
        }
        else
            header('location:Login.php?login=relog');
        /*
        // 学生登录免校验    
        if($Enter)
        header('location:StuPage.php');
        */
            
        

    然后是注册的校验:

    <?php
        session_start();
        $s_ID = $_POST['s_ID'];
        $Name = $_POST['Name'];
        $IDcard = $_POST['IDcard'];
        $Major = $_POST['Major'];
        $sex = $_POST['sex'];
    
        $_SESSION['student'][$s_ID]['s_ID'] = $s_ID;
        $_SESSION['student'][$s_ID]['Name'] = $Name;
        $_SESSION['student'][$s_ID]['IDcard'] = $IDcard;
        $_SESSION['student'][$s_ID]['Major'] = $Major;
        $_SESSION['student'][$s_ID]['sex'] = $sex;
        header('location:tisi.html');
        /*foreach($_SESSION['student'] as $v)
        {
            if($v == $s_ID)
            {
                header("location:stu_reg.php?action=look&msg=更新&user=employee&empno=" . $empno . "&idcard=" . $idcard);
            }
            else
                header("location:stu_reg.php?action=look&msg=增加&user=employee&empno=" . $empno . "&idcard=" . $idcard);
        }*/

    毕业操作及加入历史校验:

    <?php
        session_start();
    
        $s_ID=$_GET['s_ID'];
    
    
        $_SESSION['history'][$s_ID]['s_ID']=$s_ID;
        $_SESSION['history'][$s_ID]['Name']=$_SESSION['student'][$s_ID]['Name'];
        $_SESSION['history'][$s_ID]['IDcard']=$_SESSION['student'][$s_ID]['IDcard'];
        $_SESSION['history'][$s_ID]['sex']=$_SESSION['student'][$s_ID]['sex'];
        $_SESSION['history'][$s_ID]['Major']=$_SESSION['student'][$s_ID]['Major'];
    
        unset($_SESSION['student'][$s_ID]);
    
        header('location:graduate.php?user=Admin&action=delete');

    任意关键词查询:

    <?php
        session_start();
        
        $search=$_POST['search'];
        unset($_SESSION['search']);
    
        /*echo '<pre>';
        var_dump($_POST['search']);
        return ;*/
    
        foreach ($_SESSION['student'] as $k1 => $value) {
            # code...
            if($search==$_SESSION['student'][$k1]['s_ID']||$search==$_SESSION['student'][$k1]['IDcard']||$search==$_SESSION['student'][$k1]['Name']||$search==$_SESSION['student'][$k1]['sex']||$search==$_SESSION['student'][$k1]['Major']){
                $i = 1;
                $stu = $_SESSION['student'][$k1]['s_ID'];
                $_SESSION['search'][$stu] = $stu;
            }
        }
        if(isset($i))
            header("location:stu_Query.php?user=Admin&action=search");
        else
             header("location:stu_Query.php?user=Admin&action=q_error");

    遍历学生信息:

    <!DOCTYPE HTML>
    
    <html>
    <head>
    <link href="file/Style.Css" rel="stylesheet" type="text/css" />
    </head>
    <body>
    <table width="100%" border="0" cellpadding="1" cellspacing="1" class="css_table" bgcolor='#E1E1E1'>
    <?php
        session_start();
        $user = isset($_SESSION['user'])?$_SESSION['user']:'';
        if($user =='Admin'){
            if(isset($_SESSION['student'])){
                foreach($_SESSION['student'] as $k1) { 
                echo "<tr>";
            
                foreach($k1 as $k2=>$k3) {
                echo "<td>" ;
                if($k2=='s_ID') {echo "学号:" ;} else if($k2=='IDcard'){echo "身份证号:";}else if($k2=='sex'){echo "性别:";}else if($k2=='Name'){echo "姓名:";}else if($k2 =='Major'){echo "专业:";}; 
                echo "</td>";
                echo "<td>";
                if($k2=='s_ID') $s_ID=$k3;  echo "$k3"; 
                echo "</td>";
                }
            }
        }
    }
    ?>
    </table>
    </body>
    </html>

    更新数据的页面及校验:

    <!DOCTYPE HTML>
    <!-- 使用HTML5规范,省略多余部分 -->
    <html>
    <head>
    <?php 
        session_start();
        $user = isset($_SESSION['user'])?$_SESSION['user']:'';
        $action = isset($_GET['action'])?$_GET['action']:'';
    ?>
    
    <link href="file/Style.Css" rel="stylesheet" type="text/css" />
    </head>
    <body>
    <?php if($user =='Admin'&&$action==''){ ?>
    <table width="100%" border="0" cellpadding="3" cellspacing="1" class="css_table" bgcolor='#E1E1E1'>
      <tr class="css_menu">
        <td colspan="3">
          <table width="100%" border="0" cellpadding="4" cellspacing="0" class="css_main_table">
            <tr>
              <td class="css_main">注意</td>
            </tr>
          </table>
        </td>
      </tr>
      <tr>
        <td class="css_col11"><strong><font color=#50691B>一旦确定不可更改</font></strong></td>
      </tr>
    
    <form name = "check_stu" method="post" action="check_stu.php">
    <td><lable>请输入修改学生的学号:
    <input name = "c_ID" type="text" >
    <input name = "submit" type="submit" value="确定">
    </lable></td>
    </form>
    </table>
    <?php }else if ($action == 'change') {?>
    <form name="login_f" method="post" action="update_check.php">
        <div class = "login" align="center">
        <lable>可以修改的项目:</lable>
        <input name = "c_ID" type="hidden" value = "<?php echo $_GET['c_ID'];?>">
            <li><p>学生姓名:
            <input name = "Name" type = "text" id = "Name"></p></li>
            <li><p>专业:&nbsp;&nbsp;&nbsp;&nbsp;
            <input name = "Major" type = "text" id = "Major"></p></li>
            <li>
                <p>性别:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <!-- <input name = "sex" type = "text" id = "sex"></p></li> -->
                <input type="radio" name="sex" value="男"/>男&nbsp;&nbsp;&nbsp;&nbsp;
                <input type="radio" name="sex" value="女"/>女&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</br>
            </li>
            <li><p>确定修改:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
            <input name = "submit" type = "submit" value = "确定" >&nbsp;&nbsp;&nbsp;&nbsp;
            <input class="Renew" value="重写" type="reset" />&nbsp;&nbsp;</p></li>
        </form>
        </div>
    <?php }else if ($action == 'enchange') {
        # code...
        echo "<h1>已经改变</h1>";
    }?>
    </body>
    </html>
    <?php
        session_start();
        $s_ID = $_POST['c_ID'];
        $Name = $_POST['Name'];
        $Major = $_POST['Major'];
        $sex = $_POST['sex'];
    
        $_SESSION['student'][$s_ID]['s_ID'] = $s_ID;
        $_SESSION['student'][$s_ID]['Name'] = $Name;
        $_SESSION['student'][$s_ID]['Major'] = $Major;
        $_SESSION['student'][$s_ID]['sex'] = $sex;
    
        header("location:stu_Update.php?action=enchange");


    (说明:我CSDN博客的这篇是一样的,但是我不写CSDN了http://blog.csdn.net/p641290710/article/details/41360205)

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  • 原文地址:https://www.cnblogs.com/pengjunwei/p/4214798.html
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