3v4l.org

run code in 300+ PHP versions simultaneously
<?php function run(int $max) { for ($i=1; $i<5; $i++) { unset($y, $z); yield ($y = $i*3) => $y; yield $z => ($z = $i*3); } } foreach(run(10) as $key => $value) { echo $key, ' => ', $value, PHP_EOL; }
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, 8.4.16, 8.5.0 - 8.5.1
3 => 3 3 => 3 6 => 6 6 => 6 9 => 9 9 => 9 12 => 12 12 => 12
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:
115.21 ms | 407 KiB | 5 Q