From: Jaana Burcu Dogan <jbd@google.com>
Date: Mon, 29 Aug 2016 06:11:00 +0000 (-0700)
Subject: os: add example for OpenFile
X-Git-Tag: go1.8beta1~1594
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=428d79bd38db30405fe2b5d264d856e52030c338;p=gostls13.git

os: add example for OpenFile

New beginners are not familiar with open(2)-style masking of the
flags. Add an example demonstrates the flag or'ing.

Change-Id: Ifa8009c55173ba0dc6642c1d3b3124c766b1ebbb
Reviewed-on: https://go-review.googlesource.com/27996
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---

diff --git a/src/os/example_test.go b/src/os/example_test.go
new file mode 100644
index 0000000000..e82ee3e3c3
--- /dev/null
+++ b/src/os/example_test.go
@@ -0,0 +1,20 @@
+// Copyright 2016 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 os_test
+
+import (
+	"log"
+	"os"
+)
+
+func ExampleOpenFile() {
+	f, err := os.OpenFile("notes.txt", os.O_RDWR|os.O_CREATE, 0755)
+	if err != nil {
+		log.Fatal(err)
+	}
+	if err := f.Close(); err != nil {
+		log.Fatal(err)
+	}
+}