Getting the startingValue, getting or setting the currentValue in a jQuery UI Widget

callingGettersAndSetters.html

    <script>
        // initializing the startingValue
        var myClicker = $("#myClicker").clicker({ startingValue: 4 });
        // getting the startingValue
        alert(myClicker.clicker("startingValue"));

        // setting the currentValue
        myClicker.clicker("currentValue", 7);

        // getting the currentValue
        var newCurrentValue = myClicker.clicker("currentValue");
        alert(newCurrentValue);
    </script>

gettingAndSetting.js

startingValue: function() {
    return this.options.startingValue;
},

currentValue: function(currentValue) {
    // No value passed, act as a getter.
    if (currentValue === undefined) {
        return this.options._currentValue;

    // Value passed, act as a setter.
    } else {
        this.options._currentValue = currentValue;
        this.element.text("The current value is " + this.options._currentValue);
    }
}