【Mac】mac安装go

1.安装

安装 brew install go 这里采用界面安装 http://c.biancheng.net/view/3994.html
验证 go version

(base) [e-mail] ~$ go version
go version go1.14.2 darwin/amd64
(base) [e-mail] ~$

2.配置GOPATH

1. 查看环境变量

(base) [e-mail] ~$ go version
go version go1.14.2 darwin/amd64
(base) [e-mail] ~$ go env
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/Users/lcc/Library/Caches/go-build"
GOENV="/Users/lcc/Library/Application Support/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOINSECURE=""
GONOPROXY=""
GONOSUMDB=""
GOOS="darwin"
GOPATH="/Users/lcc/go" # 你编写代码存放的目录
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"  # 安装目录（go语言安装目录）
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/darwin_amd64"
GCCGO="gccgo"
AR="ar"
CC="clang"
CXX="clang++"
CGO_ENABLED="1"
GOMOD=""
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/mq/m_t48f8534gb8m0gp5sqvtq00000gn/T/go-build829932643=/tmp/go-build -gno-record-gcc-switches -fno-common"
(base) [e-mail] ~$

注意红框的内容：

GOPATH: 你编写代码存放的目录

GOROOT: go安装的路径