Available since version: Gideros 2015.04.04
Swaps two child sprites at specifed indexes. Each index must be between 1
and the index number of the last child. Can be used to sort sprites into
a specific order much faster than adding and removing sprites.
- index1: (number) The child index of the first sprite to swap.
- index2: (number) The child index of the second sprite to swap.