3v4l.org

run code in 300+ PHP versions simultaneously
<?php $null = null; $false = false; $true = true; $string = ''; $array = array(); var_dump(null instanceof \Iterator); var_dump($false instanceof \Iterator); var_dump($true instanceof \Iterator); var_dump($string instanceof \Iterator); var_dump($array instanceof \Iterator);
Output for 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bool(false) bool(false) bool(false) bool(false) bool(false)
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.34, 7.2.29 - 7.2.33
Fatal error: instanceof expects an object instance, constant given in /in/M4olT on line 9
Process exited with code 255.
Output for 5.2.1 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 9 Fatal error: instanceof expects an object instance, constant given in /in/M4olT on line 9
Process exited with code 255.
Output for 5.1.3 - 5.1.6, 5.2.0
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 10 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 11 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 12 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 13 Fatal error: Invalid opcode 138/1/1. in /in/M4olT on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 10 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 11 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 12 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M4olT on line 13 bool(false) bool(false) bool(false) bool(false) bool(false)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/M4olT on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/M4olT on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/M4olT on line 9
Process exited with code 255.
preferences:
212.02 ms | 401 KiB | 256 Q