last_access_time_utc() [2/2]

xtd::io::file_system_info & xtd::io::file_system_info::last_access_time_utc

(

const xtd::date_time &

value

)

Sets the time, in coordinated universal time (UTC), that the current file or directory was last accessed.

Parameters

vvalue

The UTC time that the current file or directory was last accessed.

Returns

This current object.

Note

This method may set an inaccurate value because it uses native functions whose values may not be continuously updated by the operating system.

Remarks

The value of the xtd::io::file_system::last_access_time_utc property is pre-cached if the current instance of the FileSystemInfo object was returned from any of the following xtd::io::directory_info methods:

• xtd::io::directory_info::get_directories
• xtd::io::directory_info::get_files
• xtd::io::directory_info::getFile_system_infos
• xtd::io::directory_info::enumerate_directories
• xtd::io::directory_info::enumerate_files
• xtd::io::directory_info::enumerate_file_system_infos
• To get the latest value, call the xtd::io::file_system_info::refresh method.
• If the file described in the xtd::io::file_system_info object does not exist, this property returns 12:00 midnight, January 1, 1601 A.D. (C.E.) Coordinated Universal Time (UTC).

For a list of common I/O tasks, see Common I/O Tasks.

Note

This method may set an inaccurate value because it uses native functions whose values may not be continuously updated by the operating system.