Update vnode.ts

vuejs · Jan 21, 2022 · 93557af · 93557af
1 parent bbd99f9
commit 93557af
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/runtime-core/src/vnode.ts b/packages/runtime-core/src/vnode.ts
@@ -798,9 +798,9 @@ export function mergeProps(...args: (Data & VNodeProps)[]) {
         const existing = ret[key]
         const incoming = toMerge[key]
         if (
+          incoming &&
           existing !== incoming &&
-          !(isArray(existing) && existing.includes(incoming)) &&
-          incoming
+          !(isArray(existing) && existing.includes(incoming))
         ) {
           ret[key] = existing
             ? [].concat(existing as any, incoming as any)