diff --git a/js-types-n-oop.js b/js-types-n-oop.js
index 6ad1646..247b109 100755
--- a/js-types-n-oop.js
+++ b/js-types-n-oop.js
@@ -86,6 +86,7 @@
 // Type checking
 //
 	typeof(42) // -> 'number'
+	typeof('meaning of life') // -> 'string'