When I try to add item into array or object (javascript)I can use these functions. 1. Array.push()(ex)var myArray = [];myArray.push( 1 ); 2.(jQuery) $.extend( a, b)var myObject = {};var internalObject1 = {};var internalObject2 = {};internalObject["a"] = 'a';internalObject.b = 'B'; $.extend( myObject, internalObject1 );$.extend( myObject, internalObject2 ); Let rock