From b5b9a9cfb797db957d51b2dc5fc6a7d45d90e46b Mon Sep 17 00:00:00 2001
From: Yu Yang <yuyang18@baidu.com>
Date: Mon, 20 Feb 2017 14:17:18 +0800
Subject: [PATCH] Add comments

---
 paddle/parameter/Argument.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/paddle/parameter/Argument.h b/paddle/parameter/Argument.h
index e2a8500c3f8..178c068b93a 100644
--- a/paddle/parameter/Argument.h
+++ b/paddle/parameter/Argument.h
@@ -306,6 +306,12 @@ struct Argument {
    */
   void getValueString(std::unordered_map<std::string, std::string>* out) const;
 
+  /**
+   * @brief printValueString will print the argument's output in order of
+   * 'value', 'id', 'sequence pos', 'sub-sequence pos'.
+   * @param stream: Output stream
+   * @param prefix: line prefix for printing.
+   */
   void printValueString(std::ostream& stream,
                         const std::string& prefix = "") const;
 };
-- 
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