Update Sortable.js

9 years ago · 9b9704e182
1 changed files with 1 additions and 1 deletions
--- a/Sortable.js
+++ b/Sortable.js
@ -255,7 +255,7 @@

 		// Bind all private methods
 		for (var fn in this) {
-			if (fn.charAt(0) === '_') {
+			if (fn.charAt(0) === '_' && typeof(this[fn].bind) === 'function') {
 				this[fn] = this[fn].bind(this);
 			}
 		}