diff --git a/src/renderer/components/material/Select.vue b/src/renderer/components/material/Select.vue
index 8fb93542..ffccc0d7 100644
--- a/src/renderer/components/material/Select.vue
+++ b/src/renderer/components/material/Select.vue
@@ -6,7 +6,7 @@
 </template>
 
 <script>
-// import { isChildren } from '../../utils'
+
 export default {
   props: {
     list: {
diff --git a/src/renderer/components/material/Selection.vue b/src/renderer/components/material/Selection.vue
index 57eb367c..3bafd550 100644
--- a/src/renderer/components/material/Selection.vue
+++ b/src/renderer/components/material/Selection.vue
@@ -10,7 +10,7 @@
 </template>
 
 <script>
-// import { isChildren } from '../../utils'
+
 export default {
   props: {
     list: {
diff --git a/src/renderer/components/material/TagList.vue b/src/renderer/components/material/TagList.vue
index b48d6ac6..2d5e2ace 100644
--- a/src/renderer/components/material/TagList.vue
+++ b/src/renderer/components/material/TagList.vue
@@ -13,7 +13,6 @@
 </template>
 
 <script>
-import { isChildren } from '../../utils'
 import { mapGetters } from 'vuex'
 export default {
   props: {
@@ -48,7 +47,7 @@ export default {
   methods: {
     handleHide(e) {
       // if (e && e.target.parentNode != this.$refs.dom_list && this.show) return this.show = false
-      if (e && (e.target == this.$refs.dom_btn || isChildren(this.$refs.dom_btn, e.target))) return
+      if (e && (e.target == this.$refs.dom_btn || this.$refs.dom_btn.contains(e.target))) return
       setTimeout(() => {
         this.show = false
       }, 50)
diff --git a/src/renderer/utils/index.js b/src/renderer/utils/index.js
index 2d4582a7..ab92f224 100644
--- a/src/renderer/utils/index.js
+++ b/src/renderer/utils/index.js
@@ -163,15 +163,6 @@ export const objectDeepMerge = (target, source) => {
   Object.assign(target, base)
 }
 
-/**
- * 判断是否父子元素
- * @param {*} parent
- * @param {*} children
- */
-export const isChildren = (parent, children) => {
-  return children.parentNode ? children.parentNode === parent ? true : isChildren(parent, children.parentNode) : false
-}
-
 /**
  * 升级设置
  * @param {*} setting