From 131ca3d17e0f367ba81571fe5db026f0d1a55e6a Mon Sep 17 00:00:00 2001
From: 89287 <89287@DESKTOP-29TD2HB>
Date: Thu, 22 Aug 2024 11:46:13 +0800
Subject: [PATCH] fix: AddStyleClass no update newClassValue

---
 main/SS/HtmlDocumentFacade.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/SS/HtmlDocumentFacade.cs b/main/SS/HtmlDocumentFacade.cs
index 52a293e66..880d14094 100644
--- a/main/SS/HtmlDocumentFacade.cs
+++ b/main/SS/HtmlDocumentFacade.cs
@@ -91,7 +91,7 @@ public void AddStyleClass(XmlElement element, string classNamePrefix, string sty
             string addition = GetOrCreateCssClass(element.Name, classNamePrefix, style);
             string newClassValue = string.IsNullOrEmpty(exising) ? addition
                     : (exising + " " + addition);
-            element.GetAttribute("class", newClassValue);
+            element.SetAttribute("class", newClassValue);
         }
 
         public XmlElement CreateBlock()