How to do the same only in Go?

Question

go

How to do string.Replace by expression? I need the same thing only on Go,
str.replace(/[^-0-9]/gim,'')
I only learned to usestrings.Replace(value, NumbeRight, "", 2)

Answer 1

https://golang.org/pkg/regexp/
Regulars
https://golang.org/pkg/strings/#NewReplacer
Without regulars, you can set an array.