PSR-14: Example – layered caching

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PSR-14: Example - layered caching

So far we've looked at a number of complete, practical examples of using PSR-14 Events in various ways, both conventional and unconventional. In our final (probably) installment, I want to offer a highly unconventional but still practical use of PSR-14 that really shows off just how flexible Events can be: Layered caching.

"But wait, isn't caching the realm of PSR-6 and PSR-16?" Yes. Yes it is. But neither of those offer a built-in way to compose multiple cache backends together. It's certainly possible, but doing so is left as an exercise for the implementer. Let's use PSR-14 to get some exercise.

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Larry 14 May 2019 - 2:18pm
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