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<?php $bitMask = 5; $bitMask = str_split(strrev((string)(int)$bitMask)); $splited = array(); foreach($bitMask as $pos => $bit) { if (0 != $bit) { $splited[] = pow(2, $pos); //(1 << ($pos - 1)) } } var_dump($splited);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> int(1) }

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