Operators like equal to, then you have this less than signed hyphen, then you have this double less than hyphen and hyphen greater than and their corresponding purposes are also mentioned over here.
ऑपरेटर जैसे =, तो आपके पास <-, तो आपके पास <<- और->और उनके संबंधित उद्देश्यों का भी यहाँ उल्लेख किया गया है।