From 78146238bc422e9402841135bb4351e6edf21c0c Mon Sep 17 00:00:00 2001
From: "shenmin.JIN" <shenmin.jin@nio.com>
Date: Mon, 2 Dec 2024 13:40:43 +0800
Subject: [PATCH] =?UTF-8?q?fix(hm):=20=E4=BF=AE=E5=A4=8D=20getPropertyValu?=
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---
 .../src/runtime-ets/dom/cssStyleDeclaration.ts                 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/taro-platform-harmony/src/runtime-ets/dom/cssStyleDeclaration.ts b/packages/taro-platform-harmony/src/runtime-ets/dom/cssStyleDeclaration.ts
index 373b27f3c034..555a9c8fe12f 100644
--- a/packages/taro-platform-harmony/src/runtime-ets/dom/cssStyleDeclaration.ts
+++ b/packages/taro-platform-harmony/src/runtime-ets/dom/cssStyleDeclaration.ts
@@ -77,7 +77,8 @@ class CSSStyleDeclaration {
     prop = prop.includes('-') ? toCamelCase(prop) : prop
     const node = this.el
     const value = node._st[prop]
-    return value === undefined ? '' : value
+    // 兼容原型链上的取值
+    return value === undefined ? this[prop] ?? '' : value
   }
 
   public removeProperty (prop: string): string | number {