filter(predicate, checkExists) → {Phaser.ArraySet}
Find children matching a certain predicate. For example: var healthyList = Group.filter(function(child, index, children) {
return child.health > 10 ? true : false;
}, true);
healthyList.callAll('attack');
Note: Currently this will skip any children which are Groups themselves.
Parameters
Name Type Argument Default Description predicate function The function that each child will be evaluated against. Each child of the group will
