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run code in 300+ PHP versions simultaneously
<?php namespace Foo { class Bar { public $from = 'foo'; } } namespace Bazzle { use Foo\Bar; class Bar { public $from = 'bazzle'; } echo (new Bar())->from; }
Output for 8.4.1 - 8.4.12
Fatal error: Cannot redeclare class Bazzle\Bar (previously declared as local import) in /in/tGv74 on line 15
Process exited with code 255.
Output for 7.0.7 - 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, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25
Fatal error: Cannot declare class Bazzle\Bar because the name is already in use in /in/tGv74 on line 15
Process exited with code 255.
Output for 7.0.0 - 7.0.6
foo
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Fatal error: Cannot declare class Bazzle\Bar because the name is already in use in /in/tGv74 on line 16
Process exited with code 255.
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139.16 ms | 410 KiB | 5 Q