Function _forEach

deps/async.js:24–31

(arr, iterator)

    //// cross-browser compatiblity functions ////

    var _forEach = function (arr, iterator) {
        if (arr.forEach) {
            return arr.forEach(iterator);
        }
        for (var i = 0; i < arr.length; i += 1) {
            iterator(arr[i], i, arr);
        }
    };

    var _map = function (arr, iterator) {
        if (arr.map) {