time.js 211 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" );