3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (!isset ($userdetails [0] ) ) { setcookie ("userdetails[0]", $username); } $userdetails[1]++; setcookie ("userdetails[1]", $userdetails[1]); echo ("Hello $userdetails[0], you've seen this page".$userdetails[1].($userdetails[1] == l?" time!": "times!")); ?>
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Warning: Undefined variable $username in /in/MF6po on line 3 Deprecated: setcookie(): Passing null to parameter #2 ($value) of type string is deprecated in /in/MF6po on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 3 Warning: Undefined variable $userdetails in /in/MF6po on line 5 Warning: Undefined array key 1 in /in/MF6po on line 5 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 6 Warning: Undefined array key 0 in /in/MF6po on line 7 Fatal error: Uncaught Error: Undefined constant "l" in /in/MF6po:7 Stack trace: #0 {main} thrown in /in/MF6po on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $username in /in/MF6po on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 3 Warning: Undefined variable $userdetails in /in/MF6po on line 5 Warning: Undefined array key 1 in /in/MF6po on line 5 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 6 Warning: Undefined array key 0 in /in/MF6po on line 7 Fatal error: Uncaught Error: Undefined constant "l" in /in/MF6po:7 Stack trace: #0 {main} thrown in /in/MF6po on line 7
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: username in /in/MF6po on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 3 Notice: Undefined variable: userdetails in /in/MF6po on line 5 Notice: Undefined offset: 1 in /in/MF6po on line 5 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 6 Notice: Undefined offset: 0 in /in/MF6po on line 7 Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/MF6po on line 7 Hello , you've seen this page1times!
Output for 7.3.32 - 7.3.33
Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/MF6po on line 7 Hello , you've seen this page1times!
Output for 5.3.0 - 5.3.29, 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
Notice: Undefined variable: username in /in/MF6po on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 3 Notice: Undefined variable: userdetails in /in/MF6po on line 5 Notice: Undefined offset: 1 in /in/MF6po on line 5 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 6 Notice: Undefined offset: 0 in /in/MF6po on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/MF6po on line 7 Hello , you've seen this page1times!
Output for 5.2.3 - 5.2.17
Notice: Undefined variable: username in /in/MF6po on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 3 Notice: Undefined variable: userdetails in /in/MF6po on line 5 Notice: Undefined offset: 1 in /in/MF6po on line 5 Warning: Cannot modify header information - headers already sent by (output started at /in/MF6po:3) in /in/MF6po on line 6 Notice: Undefined offset: 0 in /in/MF6po on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/MF6po on line 7 Hello , you've seen this page1times!
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
Notice: Undefined variable: username in /in/MF6po on line 3 Notice: Undefined variable: userdetails in /in/MF6po on line 5 Notice: Undefined offset: 1 in /in/MF6po on line 5 Notice: Undefined index: 0 in /in/MF6po on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/MF6po on line 7 Hello , you've seen this page1times!
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: username in /in/MF6po on line 3 Notice: Undefined variable: userdetails in /in/MF6po on line 5 Notice: Undefined offset: 1 in /in/MF6po on line 5 Notice: Undefined index: 0 in /in/MF6po on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/MF6po on line 7 Hello , you've seen this page1times!
preferences:
309.04 ms | 403 KiB | 458 Q