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run code in 200+ php & hhvm versions
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<?php $nums = array(2,3,1); $data = array(11,22,33,44,55,66); $startingIndex = 0; for ($i=0; $i < count($nums); $i++) { $a[] = array_slice($data,$startingIndex,$nums[$i]); $startingIndex+=$nums[$i]; } var_dump($a);
based on D9kTQ
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
array(3) { [0]=> array(2) { [0]=> int(11) [1]=> int(22) } [1]=> array(3) { [0]=> int(33) [1]=> int(44) [2]=> int(55) } [2]=> array(1) { [0]=> int(66) } }