1970 January 01 00:00:00 2038 January 19 03:14:07 #### use POSIX; { my $t = strftime("%Y %B %d %H:%M:%S", gmtime(0)); print $t, "\n"; } { my $t = strftime("%Y %B %d %H:%M:%S", gmtime(2 ** 31 - 1)); print $t, "\n"; }