add "remove GOROOT" env var section.

Go101 2018-08-27 08:22:57 -04:00
parent ca9a800ae8
commit fa3e0c9d53

@ -6,6 +6,13 @@ WebAssembly is described on its [home page](https://webassembly.org) as:
This page will be updated over time with more information relevant to Go's support for WebAssembly.
# Prerequisite
Note, if you ever set the `GOROOT` environment variable to an old Go SDK path, please remove this environment variable. This environment variable is not needed at more. Otherwise, the `go build` command below will report error: ```
go tool compile: exit status 2
compile: unknown architecture "wasm"
```
# Example
To compile the basic Go program for the web: