Merge pull request #3034 from NOYB/startsWith_Polyfill

1 files changed, 15 insertions, 0 deletions

diff --git a/src/usr/local/www/js/polyfills.js b/src/usr/local/www/js/polyfills.js
index 268ca1f..fb00564 100644
--- a/src/usr/local/www/js/polyfills.js
+++ b/src/usr/local/www/js/polyfills.js
@@ -20,3 +20,18 @@ if (!String.prototype.includes) {
 		}
 	};
 }
+
+/***
+** 
+** Polyfill for older browsers that don't yet have the newer string "startsWith()" method implemented.
+** Source: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith#Polyfill
+** Documentation: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
+** 
+***/
+
+if (!String.prototype.startsWith) {
+    String.prototype.startsWith = function(searchString, position){
+      position = position || 0;
+      return this.substr(position, searchString.length) === searchString;
+  };
+}