utils.js 513 B

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  1. import { isInteger } from '../../utils/number.js';
  2. var n1 = 'number';
  3. export function isIntegerNumber(x) {
  4. return isInteger(x);
  5. }
  6. isIntegerNumber.signature = n1;
  7. export function isNegativeNumber(x) {
  8. return x < 0;
  9. }
  10. isNegativeNumber.signature = n1;
  11. export function isPositiveNumber(x) {
  12. return x > 0;
  13. }
  14. isPositiveNumber.signature = n1;
  15. export function isZeroNumber(x) {
  16. return x === 0;
  17. }
  18. isZeroNumber.signature = n1;
  19. export function isNaNNumber(x) {
  20. return Number.isNaN(x);
  21. }
  22. isNaNNumber.signature = n1;