jquery plugin example

jquery-plugin-function.js

(function($) {
    $.fn.extend({
        myPlugin: function(options) {
            var defaults = {
                something: 23,
                otherThing: 'hello'
            };

            options = $.extend(defaults, options);

            console.log(options.something);
            console.log(options.otherThing);
        }
    });
})(jQuery);