diff --git a/src/cppcommon/argv_functs.cpp b/src/cppcommon/argv_functs.cpp
index 059aa99..ad17393 100644
--- a/src/cppcommon/argv_functs.cpp
+++ b/src/cppcommon/argv_functs.cpp
@@ -85,11 +85,6 @@ namespace CPPCOMMON
 		}
 		return false;
 	}
-
-	uint ArgvContext::getSize() const
-	{
-		return _args.size();
-	}
 }
 
 
@@ -99,6 +94,15 @@ using namespace CPPCOMMON;
 
 int main(int argc, char** argv)
 {
+	//map<string,string> argvMap;
+	//getArgvMap(argc, argv, argvMap);
+	//PRINT_MAPSS(argvMap);
+	ArgvContext arg(argc, argv);
+	cout<<arg.toString()<<endl;
+	cout<<arg[1]<<endl;
+	cout<<arg["--hehe"]<<endl;
+	cout<<pairToString<int,double>(pair<int, double>(1,1.2))<<endl;
+	cout<<arg.isKeyExist("-help")<<endl;
 	return 0;
 }
 
diff --git a/src/cppcommon/argv_functs.h b/src/cppcommon/argv_functs.h
index 4222d50..f8a5a52 100644
--- a/src/cppcommon/argv_functs.h
+++ b/src/cppcommon/argv_functs.h
@@ -18,7 +18,7 @@ namespace CPPCOMMON
 	bool getArgvMap(int argc, const char* const* argv, map<string, string>& mpss);
 	class ArgvContext
 	{
-		public:
+		public :
 			ArgvContext(int argc, const char* const * argv);
 			~ArgvContext();
 		public:
@@ -27,7 +27,6 @@ namespace CPPCOMMON
 			string operator [](const string& key);
 		public:
 			bool isKeyExist(const string& key);
-			uint getSize() const;
 		private:
 			vector<string> _args;
 			map<string, string> _mpss;
diff --git a/src/cppcommon/str_functs.h b/src/cppcommon/str_functs.h
index f6fdfaf..bc88da7 100644
--- a/src/cppcommon/str_functs.h
+++ b/src/cppcommon/str_functs.h
@@ -14,7 +14,6 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <stdarg.h>
-#include <iconv.h>
 #include <memory.h>
 #include "typedefs.h"
 #include <functional>