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run code in 300+ PHP versions simultaneously
<?php class A {} var_dump(mb_ereg_replace('a', 'b', 'c', new A()));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: mb_ereg_replace(): Argument #4 ($options) must be of type ?string, A given in /in/uLjIA:3 Stack trace: #0 /in/uLjIA(3): mb_ereg_replace('a', 'b', 'c', Object(A)) #1 {main} thrown in /in/uLjIA on line 3
Process exited with code 255.
Output for 4.3.4 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 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, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: mb_ereg_replace() expects parameter 4 to be string, object given in /in/uLjIA on line 3 bool(false)
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_ereg_replace() in /in/uLjIA on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_ereg_replace() in /in/uLjIA on line 3

preferences:
321.85 ms | 401 KiB | 459 Q