3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 200.51; $b = 200.50; print_r(abs($a-$b)); print_r(abs(gmp_sub($a, $b)));
based on CO32G
Output for 5.4.11 - 5.5.34, 5.6.8 - 5.6.20, 5.6.28 - 7.0.5, 7.0.20 - 7.2.0
0.0099999999999909 Warning: gmp_sub(): Unable to convert variable to GMP - wrong type in /in/UPj3W on line 7 0
Output for 7.0.6
0.0099999999999909 Fatal error: Uncaught Error: Call to undefined function gmp_sub() in /in/UPj3W:7 Stack trace: #0 {main} thrown in /in/UPj3W on line 7
Process exited with code 255.
Output for 5.3.21 - 5.3.29, 5.5.35, 5.6.21
0.0099999999999909 Fatal error: Call to undefined function gmp_sub() in /in/UPj3W on line 7
Process exited with code 255.