From af0cc92ecc5a31e55333ce9689e7ba69dcac2608 Mon Sep 17 00:00:00 2001
From: Yi Zhang <zhangyiss@icloud.com>
Date: Tue, 17 Dec 2024 12:33:13 +0800
Subject: [PATCH] tmp

---
 tool/dsviewer/dsviewer.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tool/dsviewer/dsviewer.md b/tool/dsviewer/dsviewer.md
index c43636d..7f25865 100644
--- a/tool/dsviewer/dsviewer.md
+++ b/tool/dsviewer/dsviewer.md
@@ -5,9 +5,9 @@ Does what it says.
 Show the table information.
 
 #### open \<file\> [hashead|nohead] [\<delimeter\>] [\<tag-sym\>] [\<att-sym\>]
-Open a dsv/csv file
+Open a dsv/csv file. The default setups are 'nohead', space for delimeter, '#' for annotations, and '!' for tags.
 
-#### save
+#### save \<file\>
 Save table to a dsv/csv file
 
 #### stats \<column\> \<column\>...