Files
lodash/src/isString.ts
2023-09-16 16:18:43 -07:00

30 lines
636 B
TypeScript

import getTag from './.internal/getTag.js';
/**
* Checks if `value` is classified as a `String` primitive or object.
*
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a string, else `false`.
* @example
*
* isString('abc')
* // => true
*
* isString(1)
* // => false
*/
function isString(value) {
const type = typeof value;
return (
type === 'string' ||
(type === 'object' &&
value != null &&
!Array.isArray(value) &&
getTag(value) === '[object String]')
);
}
export default isString;