Match-id-e4196e9fd763be3e06cc2c404f9780e4664daff7

2022-09-07 17:42:28 +08:00 · 2022-09-07 17:42:28 +08:00 · b55f7c4f22
parent ec83aff5e6
commit b55f7c4f22
1 changed files with 2 additions and 1 deletions
--- a/libs/horizon/src/renderer/diff/nodeDiffComparator.ts
+++ b/libs/horizon/src/renderer/diff/nodeDiffComparator.ts
@ -70,7 +70,8 @@ function checkCanReuseNode(oldNode: VNode | null, newChild: any, newNodeIdx: num
      return oldKey === null;
    }
    if (newChild.vtype === TYPE_COMMON_ELEMENT || newChild.vtype === TYPE_PORTAL) {
-      if(oldKey || newChild.key) {
+      // key存在时用key判断复用
+      if (oldKey != null || newChild.key != null) {
        return oldKey === newChild.key;
      } else {
        // 新旧节点的index应该相同才能复用，null会影响位置