Question

How to remove the last character from a string in Go

Answer 1

package main

import (
	"fmt"
	"unicode/utf8"
)

func remove_last_character(s string) string {
	code, size := utf8.DecodeLastRuneInString(s)

	if code == utf8.RuneError && (size == 0 || size == 1) {
		size = 0
	}

	return s[:len(s)-size]
}

func main() {
	s := "abcdefg*"

	s = remove_last_character(s)

	fmt.Println(s)
}


/*

run:

abcdefg

*/

 

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