| 代码如下: 
 <html>
 <head>
 <title>Form</title>
 <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
 <script language="javascript" src="form.js" src="form.js"></script>
 </head>
 
 <body>
 <form action="post.php" method="get" name="form1">
 <table width="271" border="0" align="center" cellpadding="0" cellspacing="0">
 <tr>
 <td width="85"><div align="right">姓名:</div></td>
 <td width="186"><input name="username" type="text" id="username"></td>
 </tr>
 <tr>
 <td><div align="right">密码:</div></td>
 <td><input name="password" type="password" id="password"></td>
 </tr>
 <tr>
 <td><div align="right">密码确认:</div></td>
 <td><input name="password2" type="password" id="password2"></td>
 </tr>
 <tr>
 <td><div align="right">性别:</div></td>
 <td><select name="sex" id="sex">
 <option value="0" selected>男</option>
 <option value="1">女</option>
 </select></td>
 </tr>
 <tr>
 <td><div align="right">生日:</div></td>
 <td><input name="birthday" type="text" id="birthday"></td>
 </tr>
 <tr>
 <td><div align="right">E-mail:</div></td>
 <td><input name="email" type="text" id="email"></td>
 </tr>
 <tr>
 <td><div align="right">职业:</div></td>
 <td><input name="job" type="text" id="job"></td>
 </tr>
 </table>
 <p align="center">
 <input type="submit" value="Submit">
 <input type="reset" value="Reset">
 </p>
 </form>
 </body>
 </html>
 
 
 
 代码如下:
 
 function form_sub()
 {
 if(!test_username(document.form1.username.value))
 {
 alert("姓名格式不正确");
 return false;
 }
 
 if(!test_date(document.form1.birthday.value))
 {
 alert("日期格式不正确");
 return false;
 }
 
 if(!test_email(document.form1.email.value))
 {
 alert("E-mail地址格式不正确");
 return false;
 }
 
 if(!test_password(document.form1.password.value, document.form1.password2.value))
 {
 alert("两次密码输入不相同");
 return false;
 }
 }
 
 function test_username(str_username)
 {
 var pattern = /[a-zA-Z_]/;
 if(pattern.test(str_username))
 return true;
 else
 return false;
 }
 
 function test_date(str_birthday)
 {
 var pattern = /[0-9]{4}-[0-9]{2}-[0-9]{2}/;
 if(pattern.test(str_birthday))
 return true;
 else
 return false;
 }
 
 function test_email(str_email)
 {
 var pattern = /^[a-zA-Z0-9_.]+@([a-zA-Z0-9_]+.)+[a-zA-Z]{2,3}$/;
 if(pattern.test(str_email))
 return true;
 else
 return false;
 }
 
 function test_password(str_p1, str_p2)
 {
 if(str_p1==str_p2)
 return true;
 else
 return false;
 }
 
 
 
 代码如下:
 
 <?php
 //本程序用于接收来自HTML页面的表单数据并进行相应的验证
 $founderr = false; //初始化founderr变量,表示没有错误
 if(!ereg("[a-zA-Z_]", $_GET['username']))
 {
 echo "姓名格式不正确<BR>";
 $founderr = true;
 }
 
 if(!ereg("[0-9]{4}-[0-9]{2}-[0-9]{2}", $_GET['birthday']))
 {
 echo "日期格式不正确<BR>";
 $founderr = true;
 }
 
 if(!ereg("^[a-zA-Z0-9_.]+@([a-zA-Z0-9_]+.)+[a-zA-Z]{2,3}$", $_GET['email']))
 {
 echo "E-mail地址格式不正确<BR>";
 $founderr = true;
 }
 
 if($_GET['password'] != $_GET['password2'])
 {
 echo "两次密码输入不相同";
 $founderr = true;
 }
 
 if(!$founderr)
 {
 ?>
 <html>
 <head>
 <title>Form</title>
 <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
 </head>
 
 <body>
 <table width="271" border="0" align="center" cellpadding="0" cellspacing="0">
 <tr>
 <td width="85"><div align="right">姓名:</div></td>
 <td width="186"><?php echo $_GET['username'] ?></td>
 </tr>
 <tr>
 <td><div align="right">密码:</div></td>
 <td><?php echo $_GET['password'] ?></td>
 </tr>
 <tr>
 <td><div align="right">性别:</div></td>
 <td><?php if($_GET['sex']==0) echo "男"; else echo "女" ?></td>
 </tr>
 <tr>
 <td><div align="right">生日:</div></td>
 <td><?php echo $_GET['birthday'] ?></td>
 </tr>
 <tr>
 <td><div align="right">E-mail:</div></td>
 <td><?php echo $_GET['email'] ?></td>
 </tr>
 <tr>
 <td><div align="right">职业:</div></td>
 <td><?php echo $_GET['job'] ?></td>
 </tr>
 </table>
 </body>
 </html>
 <?php
 }
 ?>
 
 
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