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Installing wasm-bindgen

Explore how to install and use wasm-bindgen to create efficient bindings between Rust and JavaScript in WebAssembly modules. Understand the installation process, key command options, and how to optimize generated modules for both browser and Node.js environments.

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Installation

wasm-bindgen is used to bind entities from Rust into JavaScript and vice versa. wasm-bindgen makes it more natural to import exported entities from Rust into JavaScript. JavaScript developers will find that wasm-bindgen’s use of WebAssembly is similar to JavaScript.

This enables the use of richer and easier APIs while converting Rust into a WebAssembly module. wasm-bindgen uses these features and provides a simple API to use. It ensures that there is high-level interaction happening between the wasm modules and JavaScript. wasm-bindgen provides a channel between JavaScript and WebAssembly to communicate something other than ...