题解 | 字符串最后一个单词的长度

package main

import (
	"bufio"
	"fmt"
	"os"
	"strings"
)

func getLastWordLength (str string) (length int) {
    wordsSlice := strings.Split(str, " ")
    return len(wordsSlice[len(wordsSlice) - 1])
}

func main() {
    var str string
    reader := bufio.NewReader(os.Stdin)
    str, _ = reader.ReadString('\n')
    str = str[:len(str) - 1]

    fmt.Println(getLastWordLength(str))

}