| 1 | <?php |
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| 12 | class CacheBackend extends AbstractBackendInterface |
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| 13 | { |
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| 14 | |||
| 15 | /** |
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| 16 | * @var BackendInterface |
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| 17 | */ |
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| 18 | protected $backend; |
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| 19 | |||
| 20 | /** |
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| 21 | * @return string |
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| 22 | */ |
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| 23 | public function getType(): string |
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| 27 | |||
| 28 | /** |
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| 29 | * @return string |
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| 30 | */ |
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| 31 | public function getStatus(): string |
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| 35 | |||
| 36 | /** |
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| 37 | * @return mixed|\TYPO3\CMS\Core\Cache\Frontend\FrontendInterface |
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| 38 | * @throws \TYPO3\CMS\Core\Cache\Exception\NoSuchCacheException |
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| 39 | */ |
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| 40 | public function getBackend() |
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| 48 | } |
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| 49 |
Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: