$ wget https://github.com/golang/go/blob/master/misc/wasm/wasm_exec.jsGo WebAssembly — Building a Calculator Tutorial2316Elliot ForbesMichael KohlFollowSep 6, 2018 · 1 min readhttps://raw.githubusercontent.com/golang/go/master/misc/wasm/wasm_exec.js would be better.