https://www.kjc.or.kr/include/js/hashmap.js

1	var HashMap = function(){
2		this.map = new Object();
3	}
4
5	HashMap.prototype = {
6		put : function (key, value){
7			this.map[key] = value;
8		},
9
10		get : function (key){
11			return this.map[key];
12		},
13
14		existKey : function (key){
15			return key in this.map;
16		},
17
18		existValue : function (value){
19			for (var temp in this.map){
20				if (this.map[temp] == value){
21					return true;
22				}
23			}
24			return false;
25		},
26
27		clear : function (){
28			for (var temp in this.map){
29				delete this.map[temp];
30			}
31		},
32
33		remove : function (key){
34			delete this.map[key];
35		},
36
37		getkeys : function (){
38			var temp = new Array();
39			for (var prop in this.map){
40				temp.push(prop);
41			}
42			return temp;
43		},
44
45		getValues : function (){
46			var temp = new Array();
47			for (var prop in this.map){
48				temp.push(this.map[prop]);
49			}
50			return temp;
51		},
52
53		size : function (){
54			return this.map.size();
55		},
56
57		isEmpty : function(){
58			 return (this.map.size() == 0);
59		}
60	}