From 138215002e5daa3443e70b36ed63f960545a7f14 Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@gmail.com>
Date: Thu, 24 Dec 2015 18:49:33 +0200
Subject: [PATCH] Added 'src = src[:0]' hack for nil src into readme

---
 README.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 6869eae5f9..1115a39ace 100644
--- a/README.md
+++ b/README.md
@@ -373,10 +373,11 @@ var (
 	dst []byte
 	src []byte
 )
-dst = append(dst, src...)  // is legal if dst is nil and src is nil
-copy(dst, src)  // is legal if dst is nil and src is nil
+dst = append(dst, src...)  // is legal if dst is nil and/or src is nil
+copy(dst, src)  // is legal if dst is nil and/or src is nil
 (string(src) == "")  // is true if src is nil
 (len(src) == 0)  // is true if src is nil
+src = src[:0]  // works like a charm with nil src
 
 // this for loop doesn't panic if src is nil
 for i, ch := range src {