Brent • 3/24/2022

Why we can't have generics in PHP

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This technical deep-dive analyzes why generics are not a first-class feature in PHP. It examines three potential implementation strategies—Monomorphized, Reified, and Runtime-ignored generics—and explains the core language constraints, performance implications, and architectural hurdles that prevent each approach from being viable for PHP's runtime model.

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#programming languages #type systems #compilation
Why we can't have generics in PHP

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