From 837bbc3a347ddf822985794871d243b501cb5dbe Mon Sep 17 00:00:00 2001
From: Randy Morgan <randym@reallyenglish.com>
Date: Sun, 13 May 2012 14:38:40 +0900
Subject: updating docs

---
 lib/axlsx/drawing/num_data_source.rb | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lib/axlsx/drawing/num_data_source.rb')

diff --git a/lib/axlsx/drawing/num_data_source.rb b/lib/axlsx/drawing/num_data_source.rb
index 60628883..b06fdf91 100644
--- a/lib/axlsx/drawing/num_data_source.rb
+++ b/lib/axlsx/drawing/num_data_source.rb
@@ -1,4 +1,5 @@
 module Axlsx
+
   # A numeric data source for use by charts.
   class NumDataSource
 
@@ -41,6 +42,8 @@ module Axlsx
       @tag_name = v
     end
 
+    # serialize the object
+    # @param [String] str
     def to_xml_string(str="")
       str << '<c:' << tag_name.to_s << '>'
       if @f
-- 
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