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);
        });