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<?php $mode[1] = [1, 2, 5, 6]; $mode[0] = [3, 4, 7, 8]; var_export( array_reduce( array_keys($mode), fn($result, $k) => $result += array_fill_keys($mode[$k], $k), [] ) );
Output for 8.0.1 - 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
array ( 1 => 1, 2 => 1, 5 => 1, 6 => 1, 3 => 0, 4 => 0, 7 => 0, 8 => 0, )
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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118.73 ms | 407 KiB | 5 Q