golang建临时文件目录以及删除

package main

import (
    "fmt"
    "os"
    "path/filepath"
    "strings"
)

func destorytemp(path string) {

    filepath.Walk(path, func(path string, fi os.FileInfo, err error) error {
        if nil == fi {
            return err
        }
        if !fi.IsDir() {
            return nil
        }
        name := fi.Name()

        if strings.Contains(name, "temp") {

            fmt.Println("temp file name:", path)

            err := os.RemoveAll(path)
            if err != nil {
                fmt.Println("delet dir error:", err)
            }
        }
        return nil
    })

}

func createtmpdir() {
    f, e := ioutil.TempDir("C:/Documents and Settings/xxxx/Desktop/Copy of change-sub", "temp")
    if e != nil {
        fmt.Println("create tempDir error")
        return
    }
    fmt.Println(f)
}

func main() {
    createtmpdir()
    destorytemp("C:/Documents and Settings/xxxx/Desktop/Copy of change-sub")
}