3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $output = shell_exec('ping -c1 google.com'); echo "<pre>$output</pre>";
Output for 5.6.28, 7.0.14 - 7.1.0
<pre></pre>
Output for 4.3.2 - 5.6.25, 7.0.0 - 7.0.10
Warning: shell_exec(): Unable to execute 'ping -c1 google.com' in /in/MhFKb on line 2 <pre></pre>
Output for hhvm-3.10.0 - 3.12.0
<pre>Failed to exec: `ping -c1 google.com' </pre>
Output for 4.3.0 - 4.3.1
Warning: shell_exec() [http://www.php.net/function.shell-exec]: Unable to execute 'ping -c1 google.com' in /in/MhFKb on line 2 <pre></pre>