time.js 203 Bytes Edit Raw Blame History 1 2 3 $.validator.addMethod("time", function(value, element) { return this.optional(element) || /^([01]\d|2[0-3]|[0-9])(:[0-5]\d){1,2}$/.test(value); }, "Please enter a valid time, between 00:00 and 23:59");