Update scroll-up.js

github · Feb 23, 2021 · bae890e · bae890e
1 parent 05e6bf0
commit bae890e
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/javascripts/scroll-up.js b/javascripts/scroll-up.js
@@ -1,6 +1,8 @@
 export default function () {
   // function to scroll up to page top
   const PageTopBtn = document.getElementById('js-scroll-top')
+  if (!PageTopBtn) return
+
   PageTopBtn.addEventListener('click', (e) => {
     window.scrollTo({
       top: 0,