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<?php class_alias('DOMDocument', 'Regex'); $dom = new Regex();
Output for 8.3.0 - 8.3.6
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Fatal error: Uncaught ValueError: class_alias(): Argument #1 ($class) must be a user-defined class name, internal class name given in /in/J94MK:3 Stack trace: #0 /in/J94MK(3): class_alias('DOMDocument', 'Regex') #1 {main} thrown in /in/J94MK on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: First argument of class_alias() must be a name of user defined class in /in/J94MK on line 3 Fatal error: Uncaught Error: Class 'Regex' not found in /in/J94MK:5 Stack trace: #0 {main} thrown in /in/J94MK on line 5
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Warning: First argument of class_alias() must be a name of user defined class in /in/J94MK on line 3 Fatal error: Class 'Regex' not found in /in/J94MK on line 5
Process exited with code 255.

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