Merge branch 'master' of github.com:Tencent/puerts

doc/unreal/manual.md

@@ -256,4 +256,4 @@ puerts同时支持V8和quickjs两种虚拟机，而V8目前有两套版本
 
 希望使用8.4.371.19的v8的话，先到[这里](https://github.com/Tencent/puerts/actions/workflows/build_v8.yml)下载编译好的V8，解压到Plugins/Puerts/ThirdParty下，然后把[JsEnv.Build.cs](../../unreal/Puerts/Source/JsEnv/JsEnv.Build.cs)的UseNewV8修改为true
 
-希望使用quickjs的话，先到[这里](https://github.com/Tencent/puerts/actions/workflows//build_quickjs.yml)下载编译好的V8，解压到Plugins/Puerts/ThirdParty下，然后把[JsEnv.Build.cs](../../unreal/Puerts/Source/JsEnv/JsEnv.Build.cs)的UseQuickjs修改为true
+希望使用quickjs的话，先到[这里](https://github.com/Tencent/puerts/actions/workflows//build_quickjs.yml)下载编译好的quickjs，解压到Plugins/Puerts/ThirdParty下，然后把[JsEnv.Build.cs](../../unreal/Puerts/Source/JsEnv/JsEnv.Build.cs)的UseQuickjs修改为true

unreal/ReactUMG/TypeScript/react-umg/react-umg.ts

@@ -14,7 +14,7 @@ let world: UE.World;
 function deepEquals(x: any, y: any) {
     if ( x === y ) return true;
 
-    if ( ! ( x instanceof Object ) || ! ( y instanceof Object ) ) return false;
+    if (  typeof x !== 'object' || x === null  ||  typeof y !== 'object' || y === null  ) return false;
 
     for (var p in x) { // all x[p] in y
         if (p == 'children' || p == 'Slot') continue;