3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* Accepting NULL value */ function test(stdClass $obj) { printf($obj); } test(new stdclass('a')); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught TypeError: printf(): Argument #1 ($format) must be of type string, stdClass given in /in/HJBle:6 Stack trace: #0 /in/HJBle(6): printf(Object(stdClass)) #1 /in/HJBle(9): test(Object(stdClass)) #2 {main} thrown in /in/HJBle on line 6
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Object of class stdClass could not be converted to string in /in/HJBle:6 Stack trace: #0 /in/HJBle(6): printf(Object(stdClass)) #1 /in/HJBle(9): test(Object(stdClass)) #2 {main} thrown in /in/HJBle on line 6
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Recoverable fatal error: Object of class stdClass could not be converted to string in /in/HJBle on line 6
Process exited with code 255.
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
Catchable fatal error: Object of class stdClass could not be converted to string in /in/HJBle on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Notice: Object of class stdClass to string conversion in /in/HJBle on line 6 Object
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/HJBle on line 4
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 ')' in /in/HJBle on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/HJBle on line 4
Process exited with code 255.

preferences:
276.04 ms | 401 KiB | 396 Q