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<?php $num = 3; $parity = $b = 0; $parity = $num & 1; $b += $parity; $b += $num & 2 ? 1 : 0; $b += $num & 4 ? 1 : 0; $b += $num & 8 ? 1 : 0; $b += $num & 16 ? 1 : 0; $b += $num & 32 ? 1 : 0; $b += $num & 64 ? 1 : 0; printf("Num: %d\nBits on: %d\nParity: %d", $num, $b, $parity);
Output for rfc.property-hooks, git.master, git.master_jit
Num: 3 Bits on: 2 Parity: 1

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