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Table of Contents
Using date() Function
Using DateTime Class (Object-Oriented Approach)
Handling Timezones
Summary
Home Backend Development PHP Tutorial php function to convert timestamp to readable date

php function to convert timestamp to readable date

Jul 21, 2025 am 11:22 AM

There are two main ways to convert timestamps to readable formats in PHP. 1. Use the date() function, such as date("Ymd H:i:s", timestamp); 2. Use the DateTime class to implement more complex date processing, such as new DateTime("@timestamp") and combine the format() method; in addition, when processing time zones, you can adjust them through setTimeZone() to ensure accuracy for global users.

php function to convert timestamp to readable date

When you're working with timestamps in PHP and need to display them in a user-friendly format, there are straightforward ways to do that. PHP provides built-in functions that make converting a Unix timestamp into a readable date simple and flexible.

php function to convert timestamp to readable date

Using date() Function

The most common way to convert a timestamp to a readable date in PHP is by using the date() function. It formats a local date and time.

Syntax:

php function to convert timestamp to readable date
 date(format, timestamp);
  • format is required and defines how you want the date/time displayed.
  • timestamp is optional. If not provided, it uses the current time.

Example:

 echo date("Ymd H:i:s", 1712323200);
// Output: 2024-04-05 10:40:00

You can customize the format to match your needs:

php function to convert timestamp to readable date
  • Y = 4-digit year
  • m = 2-digit month
  • d = 2-digit day
  • H = 24-hour hour
  • i = minutes
  • s = seconds

Using DateTime Class (Object-Oriented Approach)

If you're working with more complex date handling or prefer object-oriented PHP, the DateTime class is a solid choice.

Example:

 $timestamp = 1712323200;
$date = new DateTime("@$timestamp"); // '@' interprets the string as a Unix timestamp
echo $date->format('Ymd H:i:s');
// Output: 2024-04-05 10:40:00

This method is more readable and easier to work with when you need to modify or compare dates.


Handling Timezones

One thing that often trips people up is timezone conversion. If your timestamp is in UTC and you want to display it in a specific timezone, you can adjust it using the DateTime class.

Example:

 $timestamp = 1712323200;
$date = new DateTime("@$timestamp");
$date->setTimeZone(new DateTimeZone('America/New_York'));
echo $date->format('Ymd H:i:s');

This will convert the UTC timestamp to the corresponding time in New York.

If you're displaying dates to users in different regions, setting the correct timezone is essential for accuracy.


Summary

  • Use date() for quick and simple conversions.
  • Prefer DateTime for better reading and advanced features.
  • Always consider timezones, especially when dealing with global users.

Basically that's it.

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