js 验证

//自定义规则验证
$.validator.addMethod("onlycode", function (value, element, params) {
var re = new RegExp(params);
if ($.trim(value).length < 0 || $.trim(value) == "")
return true;
if (re.test(value)) {
return true;
} else {
return false;
}
}, "");

//设置验证
$("#myform").validate({
rules: {

【注： selectName,selectTel,selectEmail 是属性name】
SelectName:  { required: true, minlength: 2, maxlength: 64 },
SelectTel: { required: true, minlength: 2, maxlength: 20, onlycode: /^[0-9]*$/ },
SelectEmail: { required: true, minlength: 2, maxlength: 20, email:true},

},
messages: {
SelectName: { required: "不能为空", maxlength: jQuery.format("不能超过{0}个字符") },
SelectEmail: { required: "不能为空", maxlength: jQuery.format("不能超过{0}个字符"),email:jQuery.format("必须输入正确的电邮")}
},

submitHandler: function (form) {
form.submit();
}
});

//提交验证
if ($("#myform").validate().form()) {
alert("验证成功");
return;
}
else {
alert("验证失败");
return;
}