import { isNumber } from "./isNumber.mjs";
import { isValidDate } from "./isValidDate.mjs";
function isLeapYear(value) {
  let year = value;
  if (isValidDate(value)) {
    year = value.getFullYear();
  } else if (!isNumber(value)) {
    return false;
  }
  return year % 4 === 0 && year % 100 !== 0 || year % 400 === 0;
}
export {
  isLeapYear
};