ObjectId.getTimestamp()
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ObjectId.getTimestamp()-
Returns the timestamp portion of the返回ObjectId()as a Date.ObjectId()的时间戳部分作为Date。
Example实例
The following example calls the 以下示例对getTimestamp() method on an ObjectId():ObjectId()调用getTimestamp()方法：
ObjectId("507c7f79bcf86cd7994f6c0e").getTimestamp()
This will return the following output:这将返回以下输出：
ISODate("2012-10-15T21:26:17Z")
Tip