The FileTime function returns a timestamp in UTC format of the last modification of a specified file. If a file is not specified, the function returns a timestamp in UTC of the last modification of the currently read table file.
FileTime([ filename ])
The name of a file, if necessary including path, as a folder or web file data connection
Example: 'lib://Table Files/'
LOAD *, FileTime( ) as X from abc.txt;
Will return the timestamp of the last modification of the file (abc.txt) in field X in each record read.
FileTime( 'xyz.xls' )
|Will return the timestamp of the last modification of the file xyz.xls.|