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. 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 # Example
To compile the basic Go program for the web: To compile the basic Go program for the web: