(PECL mongo >= 0.8.1)
MongoDate::__toString — 返回该日期的字符串形式的表达
This extension that defines this method is deprecated. Instead, the MongoDB extension should be used. Alternatives to this method include: MongoDB\BSON\UTCDateTime::__toString()
This extension that defines this method is deprecated. Instead, the MongoDB extension should be used. Alternatives to this method include:
返回该日期的字符串表示形式，类似 microtime() 返回的表示。
此函数没有参数。
该日期。