From 8c35cca6093e9da8aff72add18e75d4979b29bc6 Mon Sep 17 00:00:00 2001
From: martianwei <martianwei456@gmail.com>
Date: Fri, 26 Jan 2024 06:59:04 +0000
Subject: [PATCH] fix: addNumfmt

---
 xmlStyle.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xmlStyle.go b/xmlStyle.go
index 2d58a58e..5636b285 100644
--- a/xmlStyle.go
+++ b/xmlStyle.go
@@ -501,7 +501,7 @@ func (styles *xlsxStyleSheet) newNumFmt(formatCode string) xlsxNumFmt {
 // addNumFmt add xlsxNumFmt if its not exist.
 func (styles *xlsxStyleSheet) addNumFmt(xNumFmt xlsxNumFmt) {
 	// don't add built in NumFmt
-	if xNumFmt.NumFmtId <= builtinNumFmtsCount {
+	if _, ok := builtInNumFmt[xNumFmt.NumFmtId]; ok {
 		return
 	}
 	styles.numFmtRefTableMU.RLock()