= () => { return <button onClick={() => alert(add(10, 20))}>͠ࢉ</button>; }; export default IndexPage; Webpack5 Ͱ wasmͷಡΈࠐΈΛαϙʔτ͍ͯ͠Δ WebAssembly.instantiateStreaming Λͬͯ wasm ΛಡΈ ࠐΉܗࣜʹมͯ͘͠Ε͍ͯΔ XFCQBDLFYBNQMFTXBTNTJNQMF $ mkdir -p src/pages && touch src/pages/index.jsx