3v4l.org

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<?php register_shutdown_function(function() { echo "anyway, hello world\n"; }); set_error_handler(function($severity, $message, $file, $line) { throw new ErrorException($message, 0, $severity, $file, $line); }); set_exception_handler(function($exception) { echo $exception->getMessage().PHP_EOL; }); function a() {} function a() {}
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.23, 7.4.0 - 7.4.11
Fatal error: Cannot redeclare a() (previously declared in /in/oO4L7:14) in /in/oO4L7 on line 15
Process exited with code 255.

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