3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [1, 2]; sort($arr); echo json_encode($arr); $arr = [2, 1]; sort($arr); echo json_encode($arr); $arr = ['foo' => 2, 'bar' => 1]; sort($arr); echo json_encode($arr); $arr = [2, 1]; // note: asort asort($arr); echo json_encode($arr);
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 - 8.5.1
[1,2][1,2][1,2]{"1":1,"0":2}
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.
preferences:
144.27 ms | 407 KiB | 5 Q