From 9fb8b93ed919fa8631a4a7f38dfda5a308f54d91 Mon Sep 17 00:00:00 2001
From: Maik Marschner <maik@maik.tk>
Date: Fri, 16 Feb 2018 16:05:57 +0100
Subject: [PATCH] Use indexOf instead of startsWith (#3758)

* Use indexOf instead of startsWith

This fixes an IE11 regression, see #3755

* Lint the code
---
 lib/head.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/head.js b/lib/head.js
index 71b374f9..019cf3c1 100644
--- a/lib/head.js
+++ b/lib/head.js
@@ -60,7 +60,7 @@ function unique () {
   const metaCategories = {}
 
   return (h) => {
-    if (h.key && h.key.startsWith('.$')) {
+    if (h.key && h.key.indexOf('.$') === 0) {
       if (keys.has(h.key)) return false
       keys.add(h.key)
     }