Prefer anonymous JS functions when 'this' not needed

3 files changed, 5 insertions, 5 deletions

diff --git a/resources/js/statistics.js b/resources/js/statistics.js
index a6b6a35af5..9b4fad7ced 100644
--- a/resources/js/statistics.js
+++ b/resources/js/statistics.js
@@ -53,7 +53,7 @@ class Statistics {
 
     Promise.all([
       this.load(GOOGLE_CHARTS_LIB)
-    ]).then(function () {
+    ]).then(() => {
       google.charts.load(
         'current',
         {
@@ -70,13 +70,13 @@ class Statistics {
       );
 
       google.charts.setOnLoadCallback(function () {
-        that.callbacks.forEach(function (element) {
+        that.callbacks.forEach((element) => {
           element();
         });
       });
 
       that.initialized = true;
-    }).catch(function (error) {
+    }).catch((error) => {
       console.log(error);
     });
   }
diff --git a/resources/js/vendor.js b/resources/js/vendor.js
index 0448d82bb8..056f5ca7aa 100644
--- a/resources/js/vendor.js
+++ b/resources/js/vendor.js
@@ -151,7 +151,7 @@ window.Sortable = Sortable;
 $('html[dir=rtl] .dropdown').on('shown.bs.dropdown', function (event) {
   let menu = event.target.querySelector('.dropdown-menu');
   // Bootstrap sets these *after* the event has fired, so wait before updating them.
-  setTimeout(function () {
+  setTimeout(() => {
     menu.style.right='0';
     menu.style.left='';
   }, 1);
diff --git a/resources/js/webtrees.js b/resources/js/webtrees.js
index 8840b67479..f2fdfd755a 100644
--- a/resources/js/webtrees.js
+++ b/resources/js/webtrees.js
@@ -830,7 +830,7 @@ document.addEventListener('click', (event) => {
         // Reload the current page. e.g. change language.
         document.location.reload();
       }
-    }).catch(function (error) {
+    }).catch((error) => {
       alert(error);
     });
   }