3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "a n"; var_dump(explode('',$str));
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 ValueError: explode(): Argument #1 ($separator) cannot be empty in /in/QhB5t:4 Stack trace: #0 /in/QhB5t(4): explode('', 'a n') #1 {main} thrown in /in/QhB5t on line 4
Process exited with code 255.
Output for 5.2.5 - 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: explode(): Empty delimiter in /in/QhB5t on line 4 bool(false)
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.4
Warning: explode(): Empty delimiter. in /in/QhB5t on line 4 bool(false)
Output for 4.3.0 - 4.3.1
Warning: explode() [http://www.php.net/function.explode]: Empty delimiter. in /in/QhB5t on line 4 bool(false)

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