isNull.js 365 B

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  1. /**
  2. * Checks if `value` is `null`.
  3. *
  4. * @static
  5. * @memberOf _
  6. * @category Lang
  7. * @param {*} value The value to check.
  8. * @returns {boolean} Returns `true` if `value` is `null`, else `false`.
  9. * @example
  10. *
  11. * _.isNull(null);
  12. * // => true
  13. *
  14. * _.isNull(void 0);
  15. * // => false
  16. */
  17. function isNull(value) {
  18. return value === null;
  19. }
  20. module.exports = isNull;