流 年

// test
package main

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

func main() {

    fmt.Println(filepath.Base("asda/adgasdg/asdg.hm"))
    fmt.Println("Hello World!")
    fmt.Println(strings.Split("helloasdasdg", ""))
    f, _ := os.OpenFile("aaa.txt", os.O_WRONLY|os.O_TRUNC|os.O_CREATE, 0644)
    news := []byte("45")
    fmt.Println(string(news))
    old := make([]byte, 2)
    f.Seek(7, 0)
    f.Read(old)
    f.Seek(7, 0)
    f.Write(news)
    f.Seek(0, 2)
    f.Write(old)
    f.Close()
}