It indicates the namespace where Override exists, which in this case is root lev... | Hacker News

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askonomm on Nov 24, 2023 | parent | context | favorite | on: PHP 8.3

It indicates the namespace where Override exists, which in this case is root level. \Namespace\Class is how namespaces in PHP work. If no \ is specified, it assumes Override is in the same namespace as the class it is being used in, and it would thus fail because it isn't.

oddevan on Nov 24, 2023 [–]

If you're using it a lot, you can add a `use` declaration up top:

    <?php
    use Override;
    
    //...
    
    #[Override]
    public function overridenParentFunction(string $stuff) //...

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