/** * Tests whether or not an object is an array. * * @private * @param {*} val The object to test. * @return {Boolean} `true` if `val` is an array, `false` otherwise. * @example * * _isArray([]); //=> true * _isArray(null); //=> false * _isArray({}); //=> false */export default Array.isArray || function _isArray(val) { return (val != null && val.length >= 0 && Object.prototype.toString.call(val) === '[object Array]');};