3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo "Site Software: ".$_SERVER["SERVER_SOFTWARE"]."<br />"; echo "Proccessors: ".$_SERVER["NUMBER_OF_PROCESSORS"];
Output for 5.3.0 - 7.1.0
Notice: Undefined index: SERVER_SOFTWARE in /in/Wj0aC on line 2 Site Software: <br /> Notice: Undefined index: NUMBER_OF_PROCESSORS in /in/Wj0aC on line 3 Proccessors:
Output for 4.3.0 - 5.2.17
Notice: Undefined index: SERVER_SOFTWARE in /in/Wj0aC on line 2 Site Software: <br /> Notice: Undefined index: NUMBER_OF_PROCESSORS in /in/Wj0aC on line 3 Proccessors: