form表单调用javascript函数失败?

可以啦<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>注册</title><script type="text/javascript">function checkform(name){if(name.username.value.length==0){alert("用户名不能为空");return false;}var userNameChe=/^[_0-9a-zA-Z]{1,12}$/;if(name.username.value!=""){if(!userNameChe.test(name.username.value)){alert("用户名格式不正确");return false;}}var pwdChe=/^[_0-9a-zA-Z]{6,12}$/;if(name.pass1.value!=""){if(!pwdChe.test(name.pass1.value)){alert("密码格式不正确");return false;}}if(name.pass1.value!=name.pass2.value){alert("2次密码不一致");return false;}var emChe= /^([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;if(!emChe.test(name.email.value)){alert("Email格式不正确");return false;}}</script></head><body><center><table border=2 width=500><p> </p><form name="TheForm" method="post" action="1111.html" id="f1" onSubmit="return checkform(this);"><tr><td colspan=2>请输入您的信息：<tr><td>用户名：<td><input type="text" name="username">*1-12字符，只允许英文与数字<tr><td>真实姓名：<td><input type="text" name="realname">*请输入真实姓名<tr><td>密码：<td><input type="password" name="pass1">*6-12字符，只允许英文与数字<tr><td>确认密码：<td><input type="password" name="pass2">*2次密码需一致<tr><td>电子邮箱：<td><input type="text" name="email">*请输入正确邮箱格式例如（asdf@163.com）<tr><td>性别：<td><input name="sex" type="radio" value="男" checked>男<input type="radio" name="sex" value="女">女<tr><td>出生日期：<td><input type="text" name="date">请输入正确日期格式如1980-5-16<tr><td>兴趣爱好：<td><input type="text" name="favourite"> （如：花卉，动物）<tr><td>手机号码：<td><input type="text" name="phone"><tr><td>简历：<td><textarea name="jl" cols=40 rows=5></textarea><tr><td colspan=2><input type="submit" name="send" value="注册" /><input type="reset" name="Submit2" value="重置" /></form></table><br><a href=uploadimage.jsp>上传照片</a></center></body></html>

form表单调用javascript函数失败?

form表单调用javascript函数失败

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