GO LANG BUILD add version to main.go, go build specificy output name with -o, go build locate main.go

 go build -ldflags="-X main.version=1.0.0 -X main.commitHash=abc123 -X main.buildDate=$(date)"

In the Go code:

go

Copy code

package main

import "fmt"

var (

    version    string

    commitHash string

    buildDate  string

)

func main() {

    fmt.Printf("Version: %s\nCommit Hash: %s\nBuild Date: %s\n", version, commitHash, buildDate)

}

//

go build specify output binary 

go build -o ./bin/mybinary

// Go build main.go is in another folder 

go build -o ./bin/mybinary /folder/main.go