Source file doc/progs/helloworld3.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

import (
    "./file"
    "fmt"
    "os"
)

func main() {
    hello := []byte("hello, world\n")
    file.Stdout.Write(hello)
    file, err := file.Open("/does/not/exist", 0, 0)
    if file == nil {
        fmt.Printf("can't open file; err=%s\n", err.String())
        os.Exit(1)
    }
}