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]);     } }

文章来源: JS中key-value存取