PHP 7.4 FFI: What you need to know
FFI lets you include external libraries written in other programming languagues in your PHP code.
PHP Foreign Function Interface, or FFI for fans, is a PHP extension that allows you to include with ease some externals libraries into your PHP code. That means it’s possible to use C, Go, Rust, etc. shared library directly in PHP without writing a PHP Extension in C. This concept exists for years in other languages like Python or Go.
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