From 9559f454a7f7a4697bec631247046c99f20599db Mon Sep 17 00:00:00 2001
From: Ri Xu <xuri.me@gmail.com>
Date: Mon, 23 Jan 2017 16:15:01 +0800
Subject: Fix issue #17, update README and fix typo.

---
 lib.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib.go')

diff --git a/lib.go b/lib.go
index 7b9174e..f57f160 100644
--- a/lib.go
+++ b/lib.go
@@ -43,7 +43,7 @@ func (f *File) readXML(name string) string {
 	if content, ok := f.XLSX[name]; ok {
 		return content
 	}
-	return ``
+	return ""
 }
 
 // Update given file content in file list of XLSX.
@@ -66,7 +66,7 @@ func readFile(file *zip.File) string {
 // Convert integer to Excel sheet column title.
 func toAlphaString(value int) string {
 	if value < 0 {
-		return ``
+		return ""
 	}
 	var ans string
 	i := value
-- 
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