subAll(property, amount, checkAlive, checkVisible) Subtracts the amount from the given property on all children in this group. Group

getRandom(startIndex, length) → {any} Returns

getAt(index) → {DisplayObject | integer}

removeChildAt(index) → {DisplayObject}

hasProperty(child, key) → {boolean} Checks if the child has the given property. Will scan

getChildAt(index) → {DisplayObject}

remove(child, destroy, silent) → {boolean}

getFirstDead(createIfNull, x, y, key,

divideAll(property, amount, checkAlive, checkVisible) Divides the given property by the amount on all children in this group. Group

[readonly] children : Array.<Displa