From c343b6b2b81f9c6d4007c2c3c567dfaadd4fa4e6 Mon Sep 17 00:00:00 2001 From: Kevin Burke Date: Mon, 17 Dec 2018 00:37:07 +0000 Subject: [PATCH] os: show how to print permission bits in octal Permission bits are most commonly viewed in string form (rwx-- etc) or in octal form (0755), but the latter is relatively rare in Go. Demonstrate how to print a FileMode in readable octal format. Change-Id: I41feb801bcecb5077d4eabafdea27c149fc179a1 Reviewed-on: https://go-review.googlesource.com/c/154423 Run-TryBot: Ian Lance Taylor Reviewed-by: Ian Lance Taylor Reviewed-by: Brad Fitzpatrick --- src/os/example_test.go | 1 + 1 file changed, 1 insertion(+) diff --git a/src/os/example_test.go b/src/os/example_test.go index 5c96ebb417..8b6566e149 100644 --- a/src/os/example_test.go +++ b/src/os/example_test.go @@ -55,6 +55,7 @@ func ExampleFileMode() { log.Fatal(err) } + fmt.Printf("permissions: %#o\n", fi.Mode().Perm()) // 0400, 0777, etc. switch mode := fi.Mode(); { case mode.IsRegular(): fmt.Println("regular file") -- 2.50.0