From 75ce2317286181e2c250c10206df892278d5b981 Mon Sep 17 00:00:00 2001
From: xuri <xuri.me@gmail.com>
Date: Thu, 1 Sep 2022 00:41:52 +0800
Subject: This closes #1323, an error will be returned when set the not exist
 style ID

---
 col.go | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'col.go')

diff --git a/col.go b/col.go
index f51336d..c0deb58 100644
--- a/col.go
+++ b/col.go
@@ -415,6 +415,13 @@ func (f *File) SetColStyle(sheet, columns string, styleID int) error {
 	if err != nil {
 		return err
 	}
+	s := f.stylesReader()
+	s.Lock()
+	if styleID < 0 || s.CellXfs == nil || len(s.CellXfs.Xf) <= styleID {
+		s.Unlock()
+		return newInvalidStyleID(styleID)
+	}
+	s.Unlock()
 	ws, err := f.workSheetReader(sheet)
 	if err != nil {
 		return err
-- 
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