3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['b', 'e', 'd', 's'], ['l', 'n'] ]; $result = []; foreach ($array as $i => $row) { foreach ($row as $k => $v) { $result[$k][$i] = $v; } } var_export(array_merge(...$result));
Output for 7.4.0 - 7.4.33, 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 ( 0 => 'b', 1 => 'l', 2 => 'e', 3 => 'n', 4 => 'd', 5 => 's', )
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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115.39 ms | 407 KiB | 5 Q