Add a .bind solution for setTimeout examples

Author: Naomi

doc/en/function/closures.md

@@ -96,3 +96,10 @@ above.
         })(i), 1000)
     }
 
+There's yet another way to accomplish this by using `.bind`, which can bind
+a `this` context and arguments to function. It behaves identially to the code
+above
+
+    for(var i = 0; i < 10; i++) {
+        setTimeout(console.log.bind(console, i), 1000);
+    }