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<?php namespace { class Bar extends PDO { public function baz() { parent::baz(); } } class PDO { public function baz() { echo __METHOD__; } } } namespace Foo { class FooBar extends Bar { } } namespace { $bar = new Foo\Bar(); $bar->baz(); }
Output for 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, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Cannot declare class PDO, because the name is already in use in /in/rFBF9 on line 13
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Cannot declare class PDO, because the name is already in use in /in/rFBF9 on line 13
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Cannot redeclare class PDO in /in/rFBF9 on line 14
Process exited with code 255.
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