文件操作 - isDate.cjs
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文件: /var/www/OLD/node_modules/date-fns/isDate.cjs
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"use strict"; exports.isDate = isDate; /** * @name isDate * @category Common Helpers * @summary Is the given value a date? * * @description * Returns true if the given value is an instance of Date. The function works for dates transferred across iframes. * * @param value - The value to check * * @returns True if the given value is a date * * @example * // For a valid date: * const result = isDate(new Date()) * //=> true * * @example * // For an invalid date: * const result = isDate(new Date(NaN)) * //=> true * * @example * // For some value: * const result = isDate('2014-02-31') * //=> false * * @example * // For an object: * const result = isDate({}) * //=> false */ function isDate(value) { return ( value instanceof Date || (typeof value === "object" && Object.prototype.toString.call(value) === "[object Date]") ); }
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