Question

How to count the white spaces in a string in Go

Answer 1

package main

import (
	"fmt"
	"unicode"
)

func countWhitespaceCharacters(str string) int {
	count := 0
	length := len(str)

	for i := 0; i < length; i++ {
		if unicode.IsSpace(rune(str[i])) {
			count++
		}
	}

	return count
}

func main() {
	str := "Golang \n  Programming \r Language \t "

	fmt.Println("Total white spaces:", countWhitespaceCharacters(str))
}


/*
run:

Total white spaces: 10

*/

 

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