Count Digits Using Function Statement in Golang

Write a program that will ask the user to give a number and then the program will count the number of digits on the given number by the user using function statement.

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Sample Program Output

Program Listing

/*count_digits.go

Authors

Mr. Jake R. Pomperada

Mr. Rollyn M.  Moises

Mr. Sunday Latergo

Date : July 30, 2019  Tuesday  5:13 AM

 */

package main

import "fmt"

func CountDigits(i int) (count int) {

for i != 0 {

i /= 10

count = count + 1

}

return count

}

func main() {

var num_val int

fmt.Print("\n")

fmt.Print("\tCount Digits Using Function Statement")

fmt.Print("\n\n")

fmt.Print("\tGive a Number : ")

_, err := fmt.Scanf("%d",&num_val);

if err != nil {

fmt.Println(err)

}

fmt.Print("\n");

fmt.Print("\tDISPLAY RESULTS");

fmt.Print("\n\n");

fmt.Println("\tThere are ",CountDigits(num_val), "digit(s) in the given number",num_val)

fmt.Print("\n")

fmt.Print("\tEnd of Program")

fmt.Print("\n")

}