PHP Date and Time

Published 4 years ago.
Last updated October 20th, 2020

• PHP date format parameters
• PHP global time zones
• PHP American time zones

Datetime

Get the current UTC Date-Time

$utc_date_and_time = gmdate("Y-m-d  H:i:s");

Convert to UTC

/*
 * @param string  $local_datetime   A datetime string.
 * @param string  $local_time_zone  A timezone identifier, like `UTC`, `Africa/Lagos`,
 *                                  etc. The list of valid identifiers is available in
 *                                  the List of Supported Timezones at:
 *                                  https://www.php.net/manual/en/timezones.php
 */
function local_to_utc_datetime($local_datetime, $local_time_zone)
{
    $utc_time_zone = 'UTC';
    $format = 'Y-m-d H:i:s';
    $dt = new \DateTime($local_datetime, new \DateTimeZone($local_time_zone));
    $dt->setTimeZone(new \DateTimeZone($utc_time_zone));
    return $dt->format($format);
}