javascript closure example

javascript closure example

var addMultipleGameKeysModule = (function () {

      var iGameKey;

      function getGameKeys() {
   var gameKeyList = [];
        $j("input'[name*='GAMEKEY']").each(function(i){
          gameKeyList.push($j(this).val()); 
        });
        return gameKeyList;
      }

      function injectGameKeys() {
          var gameKeyList = getGameKeys();
          $j("#edtGameKeyList").val(gameKeyList.join(','));
      }

      return { // <----- this starts the object being returned when this module function executes
        init: function () {
          injectGameKeys();

          // I have access to injectGameKeys & getGameKeys & iGameKey
        } // init
      }; // <----- this ends the object being returned when this module function executes

})();

document.observe('dom:loaded',addMultipleGameKeysModule.init);