<html>
<form method="post" action="" onsubmit="sub()">
<table>
<tr>
<td>
姓名:
</td>
<td>
<input type="text" name="name" id="name">
</td>
</tr>
<tr>
<td>
年龄:
</td>
<td>
<input type="text" name="age" id="age">
</td>
</tr>
<tr align="center">
<td>
<input type="submit" value="提交">
</td>
<td>
<input type="reset">
</td>
</tr>
</form>
</html>
<script>
//验证姓名
function checkname(){
.....
}
//验证年龄
function checkage(){
.....
}
//验证是否能提交
function sub(){
if(checkname()==false){
return false
}else if(checkage()==false){
return false
}
return true
}
</script>
临时按照你的要求写了一个,有什么问题可以再补充。<!DOCTYPE HTML>
<html>
<body>
<form method="get">
用户名:<input type="text" name="user_name" required placeholder="请填写用户名"><br/>
<form name="form1">
密码:<input id=password1 class=textbox type=password name=pwd1 required placeholder="请填写密码"/><br/>
重复密码:<input id=password2 class=textbox type=password name=password2 required placeholder="请重复密码"/><br/>
手机号码: <input type="number" name="points" min="10000000000" max="19999999999" required placeholder="请填写手机号码"/><br/>
E-mail: <input type="email" name="user_email" required placeholder="请填写E-mail"/><br />
<input type="submit" />
</form>
</body>
</html>