How to compile code in go language

The steps for compiling code in Go language are as follows: 1. Write Go code and save it to one or more files with a .go extension; 2. Use the command line interface to enter the location of your source code file directory, and execute the "go build" command to compile the code; 3. After successful compilation, switch to the directory where the executable file is located, and execute the "./main" command to run the program.

# Operating system for this tutorial: Windows 10 system, Dell G3 computer.

In the Go language, compiling code is very simple and can be compiled by following the steps:

1. Writing the source code file: First, you need to write your Go code and Save to one or more files with a .go extension. For example, you can create a file named main.go to write the main program.

2. Execute the compilation command: Use the command line interface (Command Line Interface) to enter the directory where your source code file is located, and execute the following command to compile your Go code:

   go build

The above command will compile all Go source code files in the current directory into executable files. If compiled successfully, an executable file with the same name as the main program file will be generated in the current directory. For example, if your main program file is main.go, an executable file named main (main.exe under Windows) will be generated.

3. Run the executable file: After successful compilation, you can directly run the generated executable file. In the command line interface, switch to the directory where the executable is located and execute the following command to run the program:

   ./main

This will start your Go program and display the output on the command line.

It is worth noting that if you only want to compile without generating an executable file, you can use the go build command plus the -o parameter to specify the output file name, for example:

go build -o myprogram

The above command will Compile and generate an executable file named myprogram instead of the default executable file with the same name as the main program file.

In addition, if you just want to run without generating an executable file, you can use the go run command to directly run the Go code file, for example:

go run main.go

This will directly compile and run the code in the main.go file without generating an executable file.

In summary, compiling Go code is very simple, just use the go build command. Depending on your needs, you can choose to compile and generate an executable file or run the code directly.

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