JQuery validator

$.validator.addMethod("isRightfulString", function(value, element) {
return this.optional(element) || /^[A-Za-z0-9_-]+$/.test(value);
}, "只能是数字、字母和下划线组合");


$.validator.addMethod("oneHandred", function(value, element) {
return this.optional(element) || /^(100|[1-9]\d|\d)$/.test(value);
}, "只能输入0-100的正整数");

$.validator.addMethod("notToLongString", function(value, element) {
var success = true;
if (value.length > 50) {
success = false;
}
return success;
}, "最大长度为50位，请重新输入");