Write go code What can I use to solve this Question?

countalpha

Instructions

Write a function CountAlpha$()$ that takes a string as an

argument and returns the number of alphabetic characters

in the string.

Expected functions

func Countalpha$($s string$)$ int

$\}$

Usage

Here is a possible program to test your function:

package main

Import $($

"fat"

func main$()\{$

fat.Println$($CountAlpha$("$Hello world"$))$

fat.Println$($CountAlpha$("$H e l l o$"))$

fant.Println$($CountAlpha$("$H$1$e$213140"))$

$\}$

And Its output:

$ go run $.$

$10$

$5$

$5$