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<?php declare(strict_types=1); /** * @param array $elements * * @return Generator */ function gen2(array $elements): \Generator { for ($num = count($elements), $i = pow(2, $num) - 1; $i >= 1; $i -= 2) { $r = []; for ($j = 0; $j < $num; $j += 1) { if ($i & (1 << ($num - $j - 1))) { $r[] = $elements[$j]; } } yield $r; } } foreach (gen2(['O', 'U', 'W', 'P', 'template']) as $path) { echo implode(' / ', $path), "\n"; }
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
O / U / W / P / template O / U / W / template O / U / P / template O / U / template O / W / P / template O / W / template O / P / template O / template U / W / P / template U / W / template U / P / template U / template W / P / template W / template P / template template
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
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253.72 ms | 407 KiB | 5 Q