声明json对象

  1. <script>
  2.         // [key:value] [键：值]
  3.         // 在js中key的引号可以省略
  4.         var he={
  5.             "name":"hexinwei",
  6.            "sex":"男",
  7.             "age":21
  8.         }
  9.         var obj={
  10.             name:"hexinwei",
  11.             sex:"男",
  12.             age:21
  13.         }
  14.         // 2.读取json的值
  15.         console.log(he.name)
  16.         // 3.给对象添加属性
  17.         he.skill="javascript"
  18.         console.log(he)
  19.     </script>

json-array

数组-对象的混合

  1. <script>
  3.         var students = [{name:"叶",age:18},{name:"蒋",age:17}]
  4.         var hots = [{img:"xxx",name:"xxx",playcount:12}]
  5.     </script>