3v4l.org

run code in 300+ PHP versions simultaneously
<?php class my { public function __toString() { return __CLASS__; } } var_dump(strlen([1]), strlen(1.1), strlen(new my), strlen(null));
Output for 8.1.18 - 8.1.28, 8.2.5 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught TypeError: strlen(): Argument #1 ($string) must be of type string, array given in /in/aGrMI:8 Stack trace: #0 {main} thrown in /in/aGrMI on line 8
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.17, 8.2.0 - 8.2.4
Fatal error: Uncaught TypeError: strlen(): Argument #1 ($str) must be of type string, array given in /in/aGrMI:8 Stack trace: #0 {main} thrown in /in/aGrMI on line 8
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: strlen() expects parameter 1 to be string, array given in /in/aGrMI on line 8 NULL int(3) int(2) int(0)
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/aGrMI on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/aGrMI on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/aGrMI on line 3
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, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/aGrMI on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/aGrMI on line 3
Process exited with code 255.
preferences:
214.06 ms | 401 KiB | 312 Q