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diff --git a/doc/install.html b/doc/install.html index 2e0c7f859d..ab192031c4 100644 --- a/doc/install.html +++ b/doc/install.html @@ -271,6 +271,39 @@ which describes some essential concepts about using the Go tools. </p> +<h2 id="extra_versions">Installing extra Go versions</h2> + +<p> +It may be useful to have multiple Go versions installed on the same machine, for +example, to ensure that a package's tests pass on multiple Go versions. +Once you have one Go version installed, you can install another (such as 1.10.7) +as follows: +</p> + +<pre> +$ go get golang.org/dl/go1.10.7 +$ go1.10.7 download +</pre> + +<p> +The newly downloaded version can be used like <code>go</code>: +</p> + +<pre> +$ go1.10.7 version +go version go1.10.7 linux/amd64 +</pre> + +<p> +All Go versions available via this method are listed on +<a href="https://godoc.org/golang.org/dl#pkg-subdirectories">the download page</a>. +You can find where each of these extra Go versions is installed by looking +at its <code>GOROOT</code>; for example, <code>go1.10.7 env GOROOT</code>. +To uninstall a downloaded version, just remove its <code>GOROOT</code> directory +and the <code>goX.Y.Z</code> binary. +</p> + + <h2 id="uninstall">Uninstalling Go</h2> <p> |