setArray


          setArray: function( elems ) {
                  //        <summary>
                  //                Set the jQuery object to an array of elements. This operation is
                  //                completely destructive - be sure to use .pushStack() if you wish to maintain
                  //                the jQuery stack.
                  //                Part of Core
                  //        </summary>
                  //        <returns type="jQuery" />
                  //        <param name="elems" type="Elements">
                  //                An array of elements
                  //        </param>
                  
                  // Resetting the length to 0, then using the native Array push
                  // is a super-fast way to populate an object with array-like properties
                  this.length = 0;
                  Array.prototype.push.apply( this, elems );
  
                  return this;
          },