日期时间
本页面所有规则可用于date
是闰年 is leapyear
输入一个date,验证该日期所属年份是否是闰年
SimpleDateFormat ft = new SimpleDateFormat ("yyyy-MM-dd");
Date date = ft.parse("2020-05-01");
v.val(date, "is leapyear"); // truelet v = new RebbVal();
v.val(new Date("2020-05-01"), "is leapyear"); //truev.val(v.year("2000"), "is leapyear"); // truev.val(v.year("2000"), "is leapyear")); //truev.val(2000, "is leapyear"); // true是闰日 is leapday
输入一个date 验证当天是否是闰日
SimpleDateFormat ft = new SimpleDateFormat ("yyyy-MM-dd");
Date date = ft.parse("2000-02-29");
v.val(date, "is leapday"); // truev.val(new Date("2020-02-29"), "is leapday"); //true参见
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