15 lines
452 B
JavaScript
15 lines
452 B
JavaScript
/**
|
|
* 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]';
|
|
}; |