Merge pull request #3602 from rmehta/standard-filters-fix-2

[fix] standard filters

frappe/public/js/frappe/ui/base_list.js

@@ -194,8 +194,9 @@ frappe.ui.BaseList = Class.extend({
 
 		this.meta.fields.forEach(function(df) {
 			if(df.in_standard_filter && !frappe.model.no_value_type.includes(df.fieldtype)) {
+				let options = df.options;
 				if(df.fieldtype == "Select" && df.options) {
-					var options = df.options.split("\n")
+					options = df.options.split("\n")
 					if(options.length > 0 && options[0] != ""){
 						options.unshift("");
 						df.options = options.join("\n");