12. Exploring Weakmaps - Front Line PHP
A WeakMap is a new class in PHP 8 that has array like behaviour. Unlike a regular arrays, WeakMaps are keyed by objects. In this video, you'll see what that means, and how Weakmaps can be used.
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Links:
• Front Line PHP; the book that explains all PHP 8 features and modern PHP in depth: https://front-line-php.com/
• WeakMap RFC: https://wiki.php.net/rfc/weak_maps
• Spatie/once: https://github.com/spatie/once
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