Common commands
If you have installed the golang environment, you can execute the go command on the command line to view related Go language commands:
The Go language is a compiled language that compiles, runs, and manages code through command-line tools. The following are some common commands of the Go language and their usage:
go run: Used to compile and run Go programs directly. Usage example:
go run main.go
go build: Used to compile Go programs and generate executable files. Usage example:
go build -o myapp main.go
上面的命令会将main.go文件编译成可执行文件myapp。
go test: Test code for running Go programs. Usage example:
go test ./...
The above command will run all test files in the current directory and its subdirectories.
go get: Used to obtain and install Go packages or tools from remote repositories. Usage example:
go get github.com/gin-gonic/gin
上面的命令会从GitHub上获取gin框架并安装到本地。
go mod: Used to manage Go modules. Usage example:
go mod init myapp
The above command will initialize a Go module called myapp.
Go modules can help you manage code dependencies, making your code clearer and easier to maintain.
go vet: Used to check for static errors in Go programs. Usage example:
go vet main.go
This command will check the main.go file for static errors such as unused variables, wrong function calls, etc.
Using go vet can help you find some potential problems in the code and improve the quality of the code.
go fmt: Used to format Go code. Usage example:
go fmt main.go
这个命令将会自动格式化main.go文件中的代码，使其符合Go语言的代码风格。使用go fmt可以让你的代码更加规范和易于阅读。
go doc: Used to view documentation in Go programs. Usage example:
go doc fmt.Printf
This command will view the documentation for the Printf function in the fmt package. Use go doc to easily view the documentation of functions, variables, etc. in the code, helping you better understand and use the code.
The above commands are only part of the Go language, there are many other commands available. It should be noted that different commands have different purposes and parameters, which need to be used according to specific situations. Learning Go language commands requires continuous practice and use. As your familiarity and skills with Go language improve, you will use these commands more proficiently and freely, thereby improving your programming efficiency and quality.
Summary and Learning Methods
The Go language contains a wealth of command-line tools that can help developers compile, run, test, format, and manage dependencies. Commonly used Go language commands include go run, go build, go test, go get, go mod, go vet, go fmt, go doc, etc. Each command has its specific purpose and parameters. Developers need to master the usage of these commands to improve programming efficiency and quality.
study method:
- Learning basic commands: To learn Go language commands, you need to master some basic commands, such as go run, go build, go test, etc. You can learn by reading official documents, reference books, and online courses.
- Practical exercises: Learning Go language commands requires practice and practice. Writing some small programs to test the use of these commands can help consolidate knowledge and improve proficiency.
- Consult documentation: The usage methods and parameters of Go language commands are very rich. If necessary, you can consult the corresponding official documents and other materials in order to better use the commands.
- Learn advanced commands: Go language commands also include some advanced commands, such as go mod, go vet, go fmt, go doc, etc. These commands can help developers better manage dependencies, check code, format code, view documents, etc. You can learn how to use these advanced commands by reading the official documentation and other resources.
- Participate in the community: Participating in the Go language community can help you learn about the latest technical developments, obtain useful resources and tools, and communicate and learn with other developers. You can participate in some online or offline activities, join some social media groups, etc.
In short, learning Go language commands requires mastering the usage methods and parameters of basic commands and advanced commands. It requires practice and continuous learning. At the same time, you can refer to official documents, reference books, online courses and communities for learning. When necessary, you can consult the corresponding documents and materials in order to use the commands better. At the same time, it is necessary to maintain a state of continuous learning and pay attention to the latest technologies and developments in order to continuously improve their programming ability and competitiveness.