how to leave addchild with z-index 0 above a compoment?
var Bt = new lib.objetos;
this.addChild(Bt);
Bt.x = 275, 5
Bt.y = 200, 5
var child = Bt
this.setChildIndex(child, this.numChildren - 1);
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z-index continue 1 dont 0!
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