use POSIX qw(strftime);

my $timeStr1 = strftime "%Y-%m-%d",localtime;
my $timeStr2 = strftime "%Y-%m-%d",localtime(time-86400); （前一天）

print "$timeStr \n";

#!/usr/bin/perl

($sec,$min,$hour,$day,$mon,$year,$weekday,$yeardate,$savinglightday)

= (localtime(time));

$sec = ($sec < 10)? "0$sec":$sec;

$min = ($min < 10)? "0$min":$min;

$hour = ($hour < 10)? "0$hour":$hour;

$day = ($day < 10)? "0$day":$day;


$mon = ($mon < 9)? "0".($mon+1):($mon+1);


$year += 1900;

$today = "$day.$mon.$year|$hour:$min:$sec";

print $today."\n";

print time."\n";

#如果要输出一天前的日期，将time减去一天的秒数（86400）。

(localtime(time-86400));

#!/usr/bin/perl

print &get_time(10)."\n";

sub get_time {

$interval = $_[0]*60;

($sec,$savinglightday)

= (localtime(time + $interval));

$sec = ($sec < 10)? "0$sec":$sec;

$min = ($min < 10)? "0$min":$min;

$hour = ($hour < 10)? "0$hour":$hour;

$day = ($day < 10)? "0$day":$day;

$mon = ($mon < 9)? "0".($mon+1):($mon+1);

$year += 1900;

return "$year-$mon-$day $hour:$min:$sec.00";

}

sub getTime(){

(my $sec,my $min,my $hour,my $day,my $mon,my $year,my $weekday,my $yeardate,my $savinglightday)

= (localtime(time));

$sec = ($sec < 10)? "0$sec":$sec;

$min = ($min < 10)? "0$min":$min;

$hour = ($hour < 10)? "0$hour":$hour;

$day = ($day < 10)? "0$day":$day;

$mon = ($mon < 9)? "0".($mon+1):($mon+1);

$year += 1900;

my $now = "$year$mon$day $hour:$min:$sec ";

return $now;

}

print scalar gmtime ;
print scalar localtime