Go: Retrieve a string from between two characters or other strings

Question

Let\'s say for example that I have one string, like this:

Hello World!

What Go code would be able to extract Hel

Answer 1

In the strings pkg you can use the Replacer to great affect.

r := strings.NewReplacer("
", "", "
", "")
fmt.Println(r.Replace("
Hello World!
"))

Go play!