form和validate示例

  //验证from表单
         $(function () {
             $("#addUserForm").validate({
                 rules: {
                     txtName: { required: true, rangelength: [2, 10] },
                     txtPwd: { required: true, rangelength: [2, 10] },
                     txtRePwd:{equalTo:"#txtPwd"}
                 },
                 messages: {
                     txtName: { required: "用户名不能为空", rangelength: "用户名长度必须为2-10位" },
                     txtPwd: { required: "用户名不能为空", rangelength: "用户名长度必须为2-10位" },
                     txtRePwd:{equalTo:"两次输入的密码不一样"}
                 }
             });
         });

       //提交form表单
         $(function () {
             var options = {
                 beforeSubmit: function () {
                     alert("前");
                 },
                 success: function (data) {
                     alert("后");
                 }
             }
             $("#pwdForm").ajaxForm(options);
         });