perl format unix timestamp mmm code example

Example 1: perl get date

# For Perl only

# syntax
use POSIX;
use Time::Piece;
my $CurTime = localtime(); # <-- Format: Day Month  Date HH:MM:SS (ei: Thu May  7 08:45:52 2020)
my $FormattedTime = $local_time->strftime('<FormatOfDateTime>');

# example 
use POSIX;
use Time::Piece;
my $CurTime = localtime();
print "[CurTime:$CurTime]\n";

# Note: for formatting, search Perl DateTime Formatting

Example 2: perl set date

# For Perl only

# syntax
use Time::Piece;
Time::Piece->strptime('<Date-time-input>', '<format-of-input>');

# examples (for: 25 May 1994 13:31:18)

# OPTION A
use Time::Piece;
my $date_1 = Time::Piece->strptime('1994-05-25 13:31:18', '%Y-%m-%d %X');
print $date_1 . "\n";

#OPTION B
use Time::Piece;
my $date_2 = Time::Piece->strptime('13:31:18 25/05/1994', '%X %d/%m/%Y');
print $date_2 . "<---\n";

# For more details on formatting symbols (%...), please scroll to the 
# bottom of "https://www.tutorialspoint.com/perl/perl_date_time.htm"