diff --git a/pages/diy/components/diy/diy.vue b/pages/diy/components/diy/diy.vue
index 28d367bc..f603843e 100644
--- a/pages/diy/components/diy/diy.vue
+++ b/pages/diy/components/diy/diy.vue
@@ -892,6 +892,7 @@
                             this.$refs.share.init();
                         }
                         break;
+                    // 回到顶部
                     case 'gotop' :
                         const num = Math.random();
                         this.setData({
diff --git a/pages/diy/components/diy/float-window.vue b/pages/diy/components/diy/float-window.vue
index c321752d..0b9084f8 100644
--- a/pages/diy/components/diy/float-window.vue
+++ b/pages/diy/components/diy/float-window.vue
@@ -112,6 +112,7 @@
                     case 'share' :
                         this.$emit('btn_event', 'share');
                         break;
+                    // 回到顶部
                     case 'gotop' :
                         this.$emit('btn_event', 'gotop');
                         break;