stats.birthtimeNs


仅在 bigint: true 传入到生成对象的方法中时出现。 指示此文件创建时间的时间戳,以 POSIX Epoch 以来的纳秒数表示。

Only present when bigint: true is passed into the method that generates the object. The timestamp indicating the creation time of this file expressed in nanoseconds since the POSIX Epoch.