diff --git a/components/comments/comments.vue b/components/comments/comments.vue
index c289ec7..50159c4 100644
--- a/components/comments/comments.vue
+++ b/components/comments/comments.vue
@@ -478,12 +478,11 @@
 			},
 			//回复的事件
 			openInput(commIdx,replyIdx){
-				
 				this.curCommentIndex=commIdx;
 				let comm=this.list[commIdx];
 				this.replyInfo.commentId=comm.id;
 				
-				if(replyIdx){
+				if(replyIdx !== undefined){
 					this.curReplyIndex=replyIdx;
 					let re=comm.replyList[replyIdx];
 					this.replyInfo.parentId=re.id;