Perl Unix Timestamp Guide

Complete guide to working with Unix timestamps in Perl. Learn how to get current epoch time, convert dates to timestamps, and convert timestamps to readable dates using Perl functions.

Perl provides excellent support for Unix timestamps through its built-in time functions and the DateTime module. This guide covers all the essential operations you need to handle epoch time in Perl.

How to get the current epoch time

Perl
time
perl

More Perl

Convert from human-readable date to epoch

Perl
Use the Perl Epoch routines
perl

Convert from epoch to human-readable date

Perl
Use the Perl Epoch routines
perl

Additional Perl Examples

Using DateTime Module

use DateTime;
my $dt = DateTime->from_epoch(epoch => 1609459200);
print $dt->strftime('%Y-%m-%d %H:%M:%S');
perl

The DateTime module provides more advanced date/time manipulation capabilities.

Converting Date String to Epoch

use Time::Local;
my ($year, $month, $day, $hour, $min, $sec) = (2024, 1, 1, 12, 0, 0);
my $epoch = timelocal($sec, $min, $hour, $day, $month-1, $year-1900);
perl

Use Time::Local module to convert date components to epoch time.

About Perl Unix Timestamps

Perl provides excellent support for Unix timestamps through its built-in time functions and the DateTime module. The time() function is the simplest way to get current timestamps, while the DateTime module provides comprehensive date and time handling capabilities. This guide covers all essential timestamp operations in Perl, including getting current timestamps, converting between timestamps and dates, and working with timezone-aware operations.

Related guides: Check out our guides for other programming languages: JavaScript, Python, PHP, and more. For timestamp conversion tools, visit our Tools page.

Frequently Asked Questions

How do I get the current Unix timestamp in Perl?

Use time() to get the current Unix timestamp in seconds. For more advanced operations, use the DateTime module which provides comprehensive date and time handling capabilities.

How do I convert a Unix timestamp to a date in Perl?

Use localtime($timestamp) or gmtime($timestamp) for basic conversions, or use the DateTime module: DateTime->from_epoch(epoch => $timestamp). The DateTime module provides more formatting options and timezone support.

Should I use the built-in time functions or the DateTime module?

For simple operations, the built-in time() and localtime() functions are sufficient. For complex date operations, timezone handling, or better formatting options, use the DateTime module which is more powerful and flexible.

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