How to set timezones in php?

Question

PHP

I need to convert a random timestamp to a date and display it in 3 time zones (Moscow, Tokyo, New York), help with this issue

<?php
    $a = strtotime('1980-01-01 00:00');
    $b = strtotime('1990-01-01 00:00');
    $c = rand($a,$b);
    $d = date('Y-m-d H:m', $c);
    echo $c . '<br>';
    echo $d;
  ?>

Answer 1

$date = new DateTime("2010-07-05T06:00:00Z", new DateTimeZone("Europe/Amsterdam"));

php.net/manual/en/refs.calendar.php