%% Find Date File Last Modified
% Get the serial date number for the date and time a file was last modified.
% Use the datenum field of the structure returned by the dir command. Do not use the datenum function to convert the date field of the structure to a number. The results of the datenum function vary depending on the locale. Instead, use the datenum field.

MyFileInfo = dir('myfile1.m');
FileDate = MyFileInfo.datenum

%
% Copyright 2012 The MathWorks, Inc.