yavsc/testOauthClient/wwwroot/lib/jquery-validation/src/additional/time.js

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