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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | 2x 2x | /**
* Checks if a String contains no characters
*
* @example
* Returns `true` if the String is empty
* ```ts
* const result = isEmpty("");
* console.log(result); // true
* ```
*
* @example
* Returns `false` if the String contains any character
* ```ts
* const result = isEmpty(" ");
* console.log(result); // false
* ```
*
* @param str - the {@link String} value to check
* @returns `true` if the String has a `length` of `0`, otherwise `false`
*/
export const isEmpty = (str: string): str is "" => {
return !str;
};
|