sidef/scripts/RosettaCode/file_modification_time.sf

#!/usr/bin/ruby

#
## https://rosettacode.org/wiki/File_modification_time
#

var file = File.new(__FILE__);
say file.stat.mtime;            # seconds since the epoch
 
# keep atime unchanged
# set mtime to current time
file.utime(file.stat.atime, Time.now);