3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php /* * Getting MAC Address using PHP * Md. Nazmul Basher */ ob_start(); // Turn on output buffering system(' /sbin/ifconfig | grep HWaddr'); //Execute external program to display output $mycom=ob_get_contents(); // Capture the output into a variable ob_clean(); // Clean (erase) the output buffer echo $mycom;die; $findme = 'Physical'; $pmac = strpos($mycom, $findme); // Find the position of Physical text $mac=substr($mycom,($pmac+36),17); // Get Physical Address echo $mac;
based on FBD4D
Output for 4.3.0, 5.4.35 - 5.6.28, 7.0.0 - 7.1.0
Output for hhvm-3.12.0
Failed to exec: ` /sbin/ifconfig | grep HWaddr'
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.1 - 5.1.4, 5.1.6 - 5.2.7, 5.2.9 - 5.3.24, 5.3.26 - 5.4.30, 5.4.32 - 5.4.34
sh: 2: /sbin/ifconfig: not found sh: 2: grep: not found
Output for 5.1.5, 5.2.8, 5.3.25, 5.4.31
sh: 2: grep: not found sh: 2: /sbin/ifconfig: not found