From 7863eec3660c7d78f9cfd5b3eee0585975faac6e Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Fri, 3 Feb 2017 22:01:30 +0800
Subject: Fix "[object HTMLCollection] is not iterable!" error in some browsers

---
 public/js/extra.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'public')

diff --git a/public/js/extra.js b/public/js/extra.js
index 39812fd8..16235669 100644
--- a/public/js/extra.js
+++ b/public/js/extra.js
@@ -792,7 +792,8 @@ const anchorForId = id => {
 const linkifyAnchors = (level, containingElement) => {
     const headers = containingElement.getElementsByTagName(`h${level}`);
 
-    for (const header of headers) {
+    for (let i = 0, l = headers.length; i < l; i++) {
+        let header = headers[i];
         if (header.getElementsByClassName("anchor").length == 0) {
             if (typeof header.id == "undefined" || header.id == "") {
                 //to escape characters not allow in css and humanize
-- 
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