jQuery $.cookie is not a function

Question

I am trying to set a cookie using jQuery:

$.cookie(\"testCookie\", \"hello\");
alert($.cookie(\"testCookie\"));

But when I load my page, I

Answer 1

Check that you included the script in header and not in footer of the page. Particularly in WordPress this one didn't work:

wp_register_script('cookie', get_template_directory_uri() . '/js/jquery.cookie.js', array(), false, true);

The last parameter indicates including the script in footer and needed to be changed to false (default). The way it worked:

wp_register_script('cookie', get_template_directory_uri() . '/js/jquery.cookie.js');