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Wednesday, October 28, 2009

JSON(JavaScript Object Notation)

JSON(JavaScript Object Notation) 是一种简化的数据交换格式

我理解的JSON即把XML的简化

用XML表示中国部分省市数据如下:

 
 
  <.country>
  <.name>中国<./name>
  <.province>
  <.name>黑龙江<./name>
  <.citys>
  <.city>哈尔滨<./city>
  <.city>大庆<./city>
  <./citys>
  <./province>
  <.province>
  <.name>广东<./name>
  <.citys>
  <.city>广州<./city>
  <.city>深圳<./city>
  <.city>珠海<./city>
  <./citys>
  <./province>
  <.province>
  <.name>台湾<./name>
  <.citys>
  <.city>台北<./city>
  <.city>高雄<./city>
  <./citys>
  <./province>
  <.province>
  <.name>新疆<./name>
  <.citys>
  <.city>乌鲁木齐<./city>
  <./citys>
  <./province>
  <./country>

用JSON表示如下:

  {
  name:"中国",
  province:[
  {
  name:"黑龙江",
  citys:{
  city:["哈尔滨","大庆"]
  }
  },
  {
  name:"广东",
  citys:{
  city:["广州","深圳","珠海"]
  }
  },
  {
  name:"台湾",
  citys:{
  city:["台北","高雄"]
  }
  },
  {
  name:"新疆",
  citys:{
  city:["乌鲁木齐"]
  }
  }
  ]
  }

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