3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php  echo "Your User Agent is :" . $_SERVER ['HTTP_USER_AGENT'];  ?>  - See more at: http://www.w3resource.com/php-exercises/php-basic-exercises.php#sthash.5p7k6JS0.dpuf
Output for 5.4.0 - 5.4.32
<?php  echo "Your User Agent is :" . $_SERVER ['HTTP_USER_AGENT'];  ?>  - See more at: http://www.w3resource.com/php-exercises/php-basic-exercises.php#sthash.5p7k6JS0.dpuf