在go的项目中执行go mo init的时候会报一下错误
go: cannot determine module path for source directory F:\gowork\test5 (outside GOPATH, module path must be specified)
那是因为go mod init的时候没有指定一个module，指定module就可以了
go mod init ProjectName
Q : 823053937
go: cannot determine module path for source directory F:\gowork\test5 (outside GOPATH, module path must be specified)
go mod init ProjectName
