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run code in 300+ PHP versions simultaneously
<?php $result = []; foreach ([0, '', null, false, ' ', '0', .0] as $v) { $k = match(true) { $v != null => '!= null', $v == null => '== null', // This should never occur. default => '?', }; $result[$k][] = $v; } var_export($result);
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 ( '== null' => array ( 0 => 0, 1 => '', 2 => NULL, 3 => false, 4 => 0.0, ), '!= null' => array ( 0 => ' ', 1 => '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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147.66 ms | 407 KiB | 5 Q