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public text v1 · immutablefunction split4(block $x){ $a = clone $x; $a->w /= 2; $a->h /= 2; $b = clone $a; $c = clone $a; $d = clone $a; $b->x += $b->w; $c->y += $c->h; $d->x += $d->w; $d->y += $d->h; return array($a,$b,$c,$d);}function split4(block $x){ $a = clone $x; $a->w /= 2; $a->h /= 2; $b = clone $a; $c = clone $a; $d = clone $a; $b->x += $b->w; $c->y += $c->h; $d->x += $d->w; $d->y += $d->h; return array($a,$b,$c,$d);}