- type WordCounter int
- func (c *WordCounter) Write(p []byte) (int, error) {
- scanner := bufio.NewScanner(bytes.NewReader(p))
- // set the split function for the scanning operation
- scanner.Split(bufio.ScanWords)
- // Count the words
- count := 0
- for scanner.Scan() {
- count++
- }
- if err := scanner.Err(); err != nil {
- return -1, err
- }
- *c += WordCounter(count)
- return len(p), nil
- }
- func main() {
- input := "Spicy jalapeno pastrami ut ham turducken.\n Lorem sed ullamco, leberkas sint short loin strip steak ut shoulder shankle porchetta venison prosciutto turducken swine.\n Deserunt kevin frankfurter tongue aliqua incididunt tri-tip shank nostrud.\n"
- var c WordCounter
- _, err := fmt.Fprintf(&c, "%s", input)
- if nil != err {
- log.Fatal(err)
- }
- fmt.Println(c) // 32
- }
来源: http://www.bubuko.com/infodetail-3149881.html