fix(mp-weixin): findVmByVueId #1200

src/platforms/mp-weixin/runtime/wrapper/util.js

@@ -2,12 +2,15 @@ export const mocks = ['__route__', '__wxExparserNodeId__', '__wxWebviewId__']
 
 export function findVmByVueId (vm, vuePid) {
   const $children = vm.$children
-  // 优先查找直属
-  let parentVm = $children.find(childVm => childVm.$scope._$vueId === vuePid)
-  if (parentVm) {
-    return parentVm
+  // 优先查找直属(反向查找:https://github.com/dcloudio/uni-app/issues/1200)
+  for (let i = $children.length - 1; i >= 0; i--) {
+    const childVm = $children[i]
+    if (childVm.$scope._$vueId === vuePid) {
+      return childVm
+    }
   }
   // 反向递归查找
+  let parentVm
   for (let i = $children.length - 1; i >= 0; i--) {
     parentVm = findVmByVueId($children[i], vuePid)
     if (parentVm) {