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run code in 300+ PHP versions simultaneously
<?php $array1 = ['code1' => 1, 'code2' => 2]; $array2 = ['code1' => 0, 'code2' => 2, 'code3' => 3]; $all_keys = array_unique(array_merge(array_keys($array1), array_keys($array2))); $output = array(); foreach ($all_keys as $code) { $output[$code] = (!empty($array2[$code]) ? $array2[$code] : 0) - (!empty($array1[$code]) ? $array1[$code] : 0); } print_r($output);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 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
Array ( [code1] => -1 [code2] => 0 [code3] => 3 )
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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204.66 ms | 407 KiB | 5 Q