JavaScript - Module Template

JavaScript - Module Template.js

MYAPP.utilities.array = (function() {
    var uobj = MYAPP.utilities.object,
        ulang = MYAPP.utilities.lang,
        array_string = "[object Array]",
        ops = Object.prototype.toString;

    return {
        inArray: function(needle, haystack) {
            for (var i = 0, max = haystack.length; i < max; i += 1) {
                if (haystack[i] === needle) {
                    return true;
                }
            }
        },
        
        isArray: function(a) {
            return ops.call(a) === array_string;
        }
    };
}());