TECHNICAL FIELDThe present utility model relates to a fastener for cord, in particular, it relates to a fastener for fastening the cord of an article (such as the cord on apparel or knapsack).PRIOR ARTSome cords are attached to such an article as apparel (especially a coat) or knapsack, for example, the hat brim, cuff or the like of a coat is usually tightened or loosed by means of a cord.