3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pageed = preg_replace("/.*<$loop[$y]>/", "", $page);
Output for 8.3.0 - 8.3.4
Warning: Undefined variable $loop in /in/KTYGR on line 2 Warning: Undefined variable $y in /in/KTYGR on line 2 Warning: Trying to access array offset on null in /in/KTYGR on line 2 Warning: Undefined variable $page in /in/KTYGR on line 2 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/KTYGR on line 2
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
Warning: Undefined variable $loop in /in/KTYGR on line 2 Warning: Undefined variable $y in /in/KTYGR on line 2 Warning: Trying to access array offset on value of type null in /in/KTYGR on line 2 Warning: Undefined variable $page in /in/KTYGR on line 2 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/KTYGR on line 2
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $loop in /in/KTYGR on line 2 Warning: Undefined variable $y in /in/KTYGR on line 2 Warning: Trying to access array offset on value of type null in /in/KTYGR on line 2 Warning: Undefined variable $page in /in/KTYGR on line 2
Output for 7.4.0 - 7.4.33
Notice: Undefined variable: loop in /in/KTYGR on line 2 Notice: Undefined variable: y in /in/KTYGR on line 2 Notice: Trying to access array offset on value of type null in /in/KTYGR on line 2 Notice: Undefined variable: page in /in/KTYGR on line 2
Output for 7.3.32 - 7.3.33
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 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
Notice: Undefined variable: loop in /in/KTYGR on line 2 Notice: Undefined variable: y in /in/KTYGR on line 2 Notice: Undefined variable: page in /in/KTYGR on line 2
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Notice: Undefined variable: y in /in/KTYGR on line 2 Notice: Undefined variable: loop in /in/KTYGR on line 2 Notice: Undefined variable: page in /in/KTYGR on line 2
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: y in /in/KTYGR on line 2 Notice: Undefined variable: loop in /in/KTYGR on line 2 Notice: Undefined variable: page in /in/KTYGR on line 2

preferences:
296.86 ms | 402 KiB | 455 Q