基于php的员工管理系统

<?php //每回用session_start();都要先声明 session_start(); $myname=$_SESSION["namess"]; $mypwd=$_SESSION["pwds"]; if(isset($myname)){//判断$myname这个值是否存在！ echo "欢迎你".$myname; $emp1=array("empId"=>"0001","empName"=>"Jack1","empAge"=>"19","empDept"=>"销售部门"); $emp2=array("empId"=>"0002","empName"=>"Jack2","empAge"=>"20","empDept"=>"研发部门"); $emp3=array("empId"=>"0003","empName"=>"Jack3","empAge"=>"21","empDept"=>"人才部门"); $emp4=array("empId"=>"0004","empName"=>"Jack4","empAge"=>"22","empDept"=>"IT部门"); $emps=array($emp1,$emp2,$emp3,$emp4); //开启session——start（）； //然后再赋值！ //session_start(); echo "<table border='1' align='center' width='500' heigh='350'>"; echo "<tr><td>编号</td><td>姓名</td><td>年龄</td><td>部门</td><td>修改</td><td>删除</td></tr>"; if ( isset($_SESSION["EMPS"])) { foreach ($_SESSION["EMPS"] as $emp){ echo "<tr>"; echo "<td>$emp[empId]</td>"; echo "<td>$emp[empName]</td>"; echo "<td>$emp[empAge]</td>"; echo "<td>$emp[empDept]</td>"; //$_id = $emp[empId]; echo "<td><a href='UpData.php?id=$emp[empId]&name=$emp[empName]&age=$emp[empAge]&dept=$emp[empDept]'>修改</a></td>"; echo "<td><a href='delete.php?id=$emp[empId]&name=$emp[empName]&age=$emp[empAge]&dept=$emp[empDept]'>删除</a></td>"; echo "</tr>"; } echo "<tr><td colspan='6'><a href='add.php'>增加</a></td></tr>"; }else { $_SESSION["EMPS"]=$emps; foreach ($emps as $emp){ echo "<tr>"; echo "<td>$emp[empId]</td>"; echo "<td>$emp[empName]</td>"; echo "<td>$emp[empAge]</td>"; echo "<td>$emp[empDept]</td>"; $_id = $emp[empId]; echo "<td><a href='UpData.php?id=$emp[empId]&name=$emp[empName]&age=$emp[empAge]&dept=$emp[empDept]'>修改</a></td>"; echo "<td><a href='delete.php?id=$emp[empId]&name=$emp[empName]&age=$emp[empAge]&dept=$emp[empDept]'>删除</a></td>"; echo "</tr>"; } echo "<tr><td colspan='6'><a href='add.php'>增加</a></td></tr>"; echo "</table>";} }else { header("location:emptData.php"); } ?> <font color="great"> <a href="emptData.php">退出</a> </font>