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Simple hash table (associate array) in JavaScript

/ Published in: JavaScript
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/* --==[ EXAMPLE ]==--

var colors = new AArray();
colors.add("k01", {bk:"#fff",tk:"b",it:"hello"});

var oC = colors.get("k01");

var tT = '';
for(K in oC) tT += "[" + K + "]: " + oC[K] + "\n";

tT += "\n\n";
tT += oC.bk + "\n";
tT += oC.tk + "\n";
tT += oC.it + "\n";

alert(tT);
*/

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  1. var Class = {
  2.   create: function() {
  3.     return function() {
  4.       this.initialize.apply(this, arguments);
  5.     }
  6.   }
  7. }
  8.  
  9. var AArray = Class.create();
  10.  
  11. AArray.prototype = {
  12.   AA: {},
  13.   initialize: function() {
  14.     args = this.initialize.arguments;
  15.     if(args.length > 0) {
  16.       this.add(args[0], args[1]);
  17.     }
  18.   },
  19.   add: function(key, value) { this.AA[key] = value; },
  20.   num: function() { return this.AA.length; },
  21.   get: function(key) { return this.AA[key]; },
  22.   set: function(key, value) { this.add(key, value); },
  23.   test: function() {
  24.     var aa = '';
  25.     var num = this.num();
  26.     for(key in this.AA) aa += '[' + key + ']: ' + this.AA[key] + "\n";
  27.     alert(aa);
  28.   }
  29. }

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