3v4l.org

run code in 300+ PHP versions simultaneously
<?php $show1 = $f || $a; $show2 = $a; if ($show1) { // show 1 } if ($show2) { // show 2 }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Warning: Undefined variable $f in /in/gShL0 on line 3 Warning: Undefined variable $a in /in/gShL0 on line 3 Warning: Undefined variable $a in /in/gShL0 on line 4
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: f in /in/gShL0 on line 3 Notice: Undefined variable: a in /in/gShL0 on line 3 Notice: Undefined variable: a in /in/gShL0 on line 4
Output for 7.3.32 - 7.3.33
preferences:
142.67 ms | 408 KiB | 5 Q