From a0d4b842620dd9eef2902c663fedacbab55dfb2a Mon Sep 17 00:00:00 2001
From: dirge <xiangwenhu@hotmail.com>
Date: Mon, 7 May 2018 09:35:03 +0800
Subject: [PATCH] update arrayToHtmlList to more high efficiency

---
 snippets/arrayToHtmlList.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/snippets/arrayToHtmlList.md b/snippets/arrayToHtmlList.md
index 443f9c38b..d3e0f7397 100644
--- a/snippets/arrayToHtmlList.md
+++ b/snippets/arrayToHtmlList.md
@@ -5,8 +5,9 @@ Converts the given array elements into `<li>` tags and appends them to the list
 Use `Array.map()` and `document.querySelector()` to create a list of html tags.
 
 ```js
-const arrayToHtmlList = (arr, listID) =>
-  arr.map(item => (document.querySelector('#' + listID).innerHTML += `<li>${item}</li>`));
+ const arrayToHtmlList = (arr, listID) =>
+  (el => (el = document.querySelector('#' + listID), 
+    el.innerHTML += arr.map(item => `<li>${item}</li>`).join('')))()
 ```
 
 ```js