golang判断是否目录的方法

package main

import (

    "os"

        "fmt"

)

func main()  {

    file := "/root/data/testFile.txt"

        fmt.Printf("%s is file: %v\n", file, IsFile(file))

}

// IsFile checks whether the path is a file,

// it returns false when it's a directory or does not exist.

func IsFile(f string) bool {

    fi, e := os.Stat(f)

    if e != nil {

        return false

    }

    return !fi.IsDir()

}