(index):114 Uncaught ReferenceError: $ is not defined code example
Example 1: register:48 Uncaught ReferenceError: $ is not defined
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
Example 2: sayHello(); error: Uncaught ReferenceError: sayHello is not defined
sayHello();