bc518174
 王天杨
提交两个项目文件
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"use strict";
exports.isExists = isExists; /**
* @name isExists
* @category Common Helpers
* @summary Is the given date exists?
*
* @description
* Checks if the given arguments convert to an existing date.
*
* @param year - The year of the date to check
* @param month - The month of the date to check
* @param day - The day of the date to check
*
* @returns `true` if the date exists
*
* @example
* // For the valid date:
* const result = isExists(2018, 0, 31)
* //=> true
*
* @example
* // For the invalid date:
* const result = isExists(2018, 1, 31)
* //=> false
*/
function isExists(year, month, day) {
const date = new Date(year, month, day);
return (
date.getFullYear() === year &&
date.getMonth() === month &&
date.getDate() === day
);
}
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