How to create nested directories using Mkdir in Golang?

Question

I am trying to create a set of nested directories from a Go executable such as \'dir1/dir2/dir3\'. I have succeeded in creating a single directory with this line:

Answer 1

This way you don't have to use any magic numbers:

os.MkdirAll(newPath, os.ModePerm)

Also, rather than using + to create paths, you can use:

import "path/filepath"
path := filepath.Join(someRootPath, someSubPath)

The above uses the correct separators automatically on each platform for you.