closure demo

by Annie Lagang

JavaScript

var digit_name = (function () {
    var names = ['zero', 'one', 'two', 
        'three', 'four', 'five', 'six', 
        'seven', 'eight', 'nine'];

    return function (n) {
        return names[n];
    };
}());
alert(digit_name(3));    // 'three'