X-Git-Url: https://git.openstreetmap.org/nominatim-ui.git/blobdiff_plain/710a464a6ac3e6b91980928992503a7d763ac820..1df5c38175a3d15f8e595f49506b4dfb46e73d29:/src/assets/js/base.js

diff --git a/src/assets/js/base.js b/src/assets/js/base.js
index 90a3588..98f7ee8 100644
--- a/src/assets/js/base.js
+++ b/src/assets/js/base.js
@@ -61,10 +61,13 @@ function map_viewbox_as_string() {
 // *********************************************************
 
 function fetch_from_api(endpoint_name, params, callback) {
-  // `&a=&b=&c=1` => '&c='
-  for (var k in params) {
-    if (typeof (params[k]) === 'undefined' || params[k] === '' || params[k] === null) {
-      delete params[k];
+  // `&a=&b=&c=1` => '&c=1'
+
+  var param_names = Object.keys(params);
+  for (var i = 0; i < param_names.length; i += 1) {
+    var val = param_names[keys[i]];
+    if (typeof (val) === 'undefined' || val === '' || val === null) {
+      delete param_names[keys[i]];
     }
   }