go的stream
作者:互联网
go的stream
// MyBuffer project main.go package main import ( "bytes" "fmt" "os" ) func main() { buf1 := bytes.NewBuffer([]byte{'H', 'E', 'L', 'L', 'O'}) buf2 := bytes.NewBuffer([]byte("hello")) buf3 := bytes.NewBufferString("world!") fmt.Println(buf1.String()) fmt.Println(buf2.String()) fmt.Println(buf3.String()) s := []byte("WORLD!") n, err := buf1.Write(s) if err == nil { fmt.Println("n = ", n) fmt.Println("buf1 = ", buf1.String()) } else { fmt.Println(err.Error()) } n, err = buf3.WriteString(" plleh") if err == nil { fmt.Println("n = ", n) fmt.Println("buf3 = ", buf3.String()) } var t byte = '?' err = buf2.WriteByte(t) if err == nil { fmt.Println("buf2 = ", buf2.String()) } else { fmt.Println("err = ", err.Error()) } r := []rune("中国人") n, err = buf2.WriteRune(r[0]) if err == nil { fmt.Println("buf2 = ", buf2.String()) fmt.Println("buf2.len = ", buf2.Len()) } else { fmt.Println("err = ", err.Error()) } file, _ := os.Create("out.txt") defer file.Close() buf2.WriteTo(file) buf1.WriteTo(os.Stdout) buf3.WriteTo(os.Stderr) }
标签:stream,err,buf1,fmt,buf2,Println,go,String 来源: https://www.cnblogs.com/hnxxcxg/p/16085110.html