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828 BJavaScriptView Raw
1import isFunction from './isFunction.js';
2import isLength from './isLength.js';
3
4/**
5 * Checks if `value` is array-like. A value is considered array-like if it's
6 * not a function and has a `value.length` that's an integer greater than or
7 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
8 *
9 * @static
10 * @memberOf _
11 * @since 4.0.0
12 * @category Lang
13 * @param {*} value The value to check.
14 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
15 * @example
16 *
17 * _.isArrayLike([1, 2, 3]);
18 * // => true
19 *
20 * _.isArrayLike(document.body.children);
21 * // => true
22 *
23 * _.isArrayLike('abc');
24 * // => true
25 *
26 * _.isArrayLike(_.noop);
27 * // => false
28 */
29function isArrayLike(value) {
30 return value != null && isLength(value.length) && !isFunction(value);
31}
32
33export default isArrayLike;