diff --git a/ZCppMainTest/ZtCLinkMoveList_000.cpp b/ZCppMainTest/ZtCLinkMoveList_000.cpp
index 5e9b109..1f69d90 100644
--- a/ZCppMainTest/ZtCLinkMoveList_000.cpp
+++ b/ZCppMainTest/ZtCLinkMoveList_000.cpp
@@ -83,7 +83,10 @@ namespace ZNsMain
                 cout<<"# VO_StrLinkOpt.GetTailOpt() : bool     ()="<<bool(VO_StrLinkOpt)      <<endl;
 
                 if(VO_StrLinkOpt.has_value())
-                    cout<<"# value by VO_StrLinkOpt : "<<VO_StrLinkOpt.value()<<endl;
+                {
+                    cout<<"# value by VO_StrLinkOpt   : "<<VO_StrLinkOpt.value()<<endl;
+                    cout<<"# value by VO_StrLinkOpt() : "<<VO_StrLinkOpt()      <<endl;
+                }
 
 
                 cout<<"+++++++++++++++++++++++++++++++++++++++++++++++"<<endl;