From b2835898c2f1b5a8aca608388274db4a5adabbd6 Mon Sep 17 00:00:00 2001
From: Lam Wei Li <lam_wei_li@hotmail.com>
Date: Tue, 25 Jul 2023 11:21:01 +0800
Subject: [PATCH] revert compatibility

---
 index.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index 08f1e41..7b8149b 100644
--- a/index.js
+++ b/index.js
@@ -6,8 +6,8 @@
  */
 
 function trimEnd(str) {
-  let lastCharPos = str.length - 1;
-  let lastChar = str[lastCharPos];
+  var lastCharPos = str.length - 1;
+  var lastChar = str[lastCharPos];
   while(lastChar === ' ' || lastChar === '\t') {
     lastChar = str[--lastCharPos];
   }