// test14 project main.go
package main

import (
	//"fmt"
	"io/IoUtil"
	"log"
	"os"
	"strings"
	"unicode"
)

func main() {
	file,err := os.Open("./aa.txt")
	if err != nil {
		log.Fatal(err)
	}

	defer file.Close()
	data,_ := IoUtil.ReadAll(file)

	words := strings.FieldsFunc(string(data),func(ch rune) bool {
		return !unicode.IsLetter(ch) //任何不是字母的字符都是分隔符
	})

	for _,word := range words {
		log.Println(word)
	}
}