| 1 | <?php |
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| 11 | class ParallelMap |
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| 12 | { |
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| 13 | /** |
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| 14 | * Identical to map but each item will be processed in parallel. |
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| 15 | * |
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| 16 | * This function requires the installation of amphp/parallel-functions |
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| 17 | * |
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| 18 | * @param callable $callback |
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| 19 | * |
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| 20 | * @return \Illuminate\Support\Collection |
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| 21 | */ |
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| 22 | public function parallelMap() |
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| 40 | } |
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| 41 |
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: