(After loading, the data will eventually be displayed on the page in some way. In a simple situation, we might do this: 1. $(# 39; body # 39;) append(#39;lt;divgt;#39; data.name #39;lt;/divgt;#39;); If the page logic is messy, for example, if judgment or many layers of loops are required, this method of connecting strings will be dwarfed, and this has led to the birth of the JS template engine. 58fenlei58 classification network)