JS中key-value存取
var map = {}; map['key1'] = 1; map['key2@'] = 2; console.log(map['key1']);//结果是1. console.log(map['key2@']);//结果是2. //如果遍历map for(var prop in map){ if(map.hasOwnProperty(prop)){ console.log('key is ' + prop +' and value is' + map[prop]); }