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Bugs & Features
<?php var_dump(@new PDO());
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: PDO::__construct() expects at least 1 parameter, 0 given in /in/nKH4t:5 Stack trace: #0 /in/nKH4t(5): PDO->__construct() #1 {main} thrown in /in/nKH4t on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.14
Fatal error: Uncaught TypeError: PDO::__construct() expects at least 1 parameter, 0 given in /in/nKH4t:5 Stack trace: #0 /in/nKH4t(5): PDO->__construct() #1 {main} thrown in /in/nKH4t on line 5
Process exited with code 255.
Output for 5.1.0 - 5.6.28
NULL
Output for 4.3.2 - 5.0.5

Process exited with code 255.
Output for 4.3.0 - 4.3.1