Comprehensive understanding of the Go install command: Installing and building Go programs-Golang-php.cn

Comprehensive understanding of the Go install command: Installing and building Go programs

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Release： 2024-04-07 16:54:01

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The Go install command is used to compile and install Go programs, which allows projects to be built and installed locally into the $GOPATH/bin directory. Options include: -v (verbose mode), -p (parallel build), -x (show running command), -target (set target operating system and architecture), which can be used to install dependencies and exclude tests.

全面理解Go install命令：安装和构建Go程序

Comprehensive understanding of the Go install command: installing and building Go programs

Introduction

## The #Go install command is an important tool for compiling and installing Go programs. It allows you to build your project locally and install it into your system's $GOPATH/bin directory.

Syntax

go install [flags] <packages>

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Options

OptionsDescription Detailed mode displays build information. Build n packages in parallel. Displays running commands. Set the target operating system and architecture.


-v
-p n
-x
-target OS/ARCH

Practical case

Suppose you have a Go program named

hello.go:

package main

import "fmt"

func main() {
    fmt.Println("Hello, world!")
}

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To build and install this program, run the following command:

go install hello.go

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Alternatively, if you want to specify the installation directory, you can use the

-d option:

go install -d github.com/myusername/myproject

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Install Dependencies

The Go install command can also be used to install a program's dependencies. To do this, pass the package path of the dependency as argument:

go install github.com/gorilla/mux

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Exclude Tests

If you do not want to install tests for the program, use

-test Options:

go install -test github.com/myusername/myproject

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Conclusion

The Go install command is a powerful tool for managing and installing Go programs. By providing various options, you can customize the build and installation process to suit your needs.

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