3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php for( $i = 1; $i <= 10; $i++){ $fp = fopen("p.txt", "a"); fwrite($fp, mt_rand(0, 100) . ","); fclose($fp); } $tablica = array(); $fp = fopen("p.txt", "r"); $dane_plik = fread($fp,filesize("p.txt")); fclose($fp); $tablica = array_map('intval', explode(',', $dane_plik)); echo 'Największa liczba w pliku to: ' . max($tablica); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.00.0170.07720.07
5.6.160.0030.04020.48
5.6.150.0130.05718.14
5.6.140.0100.06318.17
5.6.130.0070.05018.14
5.6.120.0070.06020.99
5.6.110.0100.06721.11
5.6.100.0130.06020.98
5.6.90.0000.04720.91
5.6.80.0100.04720.39
5.5.300.0130.07317.92
5.5.290.0070.08318.07
5.5.280.0100.08720.79
5.5.270.0070.07720.87
5.5.260.0170.07720.97
5.5.250.0100.08320.62
5.5.240.0430.05720.28

preferences:
144.79 ms | 1394 KiB | 7 Q