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run code in 300+ PHP versions simultaneously
<?php $a1 = ['a' => 0, 'c' => 1, 'e' => 2]; $a2 = ['b' => 3, 'd' => 4, 'f' => 5]; $result = []; for ($i = 0, $count = count($a1); $i < $count; ++$i) { $result += array_slice($a1, $i, 1) + array_slice($a2, $i, 1); } var_export($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 ( 'a' => 0, 'b' => 3, 'c' => 1, 'd' => 4, 'e' => 2, 'f' => 5, )
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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150.39 ms | 407 KiB | 5 Q