3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo "scale = 2; $(free | grep "+" | awk '{print $3}') / 1024 / 1024" | bc;
based on Y0lAW
Output for 7.2.0
Warning: A non-numeric value encountered in /in/sERKJ on line 2 Warning: A non-numeric value encountered in /in/sERKJ on line 2 Warning: Use of undefined constant bc - assumed 'bc' (this will throw an Error in a future version of PHP) in /in/sERKJ on line 2 Warning: A non-numeric value encountered in /in/sERKJ on line 2 0
Output for 7.1.0 - 7.1.10
Warning: A non-numeric value encountered in /in/sERKJ on line 2 Warning: A non-numeric value encountered in /in/sERKJ on line 2 Notice: Use of undefined constant bc - assumed 'bc' in /in/sERKJ on line 2 Warning: A non-numeric value encountered in /in/sERKJ on line 2 0
Output for 4.3.0 - 7.0.20
Notice: Use of undefined constant bc - assumed 'bc' in /in/sERKJ on line 2 0