Function _isArrayLike

public/javascripts/async.js:71–78

(arr)

    };

    function _isArrayLike(arr) {
        return _isArray(arr) || (
            // has a positive integer length property
            typeof arr.length === "number" &&
            arr.length >= 0 &&
            arr.length % 1 === 0
        );
    }

    function _arrayEach(arr, iterator) {
        var index = -1,