getFirstExists(exists, createIfNull, x, y,

top : number The top coordinate of this Group. It is derived by calling getBounds, calculating the Groups dimensions

onChildInputOver : Phaser.Signal This Signal is dispatched

centerX : number The center x coordinate of this Group. It is derived by calling getBounds, calculating the

exists : boolean If exists is true the group is updated, otherwise it is skipped.

filter(predicate, checkExists) → {Phaser

onDestroy : Phaser.Signal This signal is dispatched

iterate(key, value, returnType, callback, callbackContext, args)

addChildAt(child, index) → {DisplayObject}

setAllChildren(key, value, checkAlive, checkVisible, operation,