date_default_timezone_set()` function. Here's an example program that sets the timezone to "America/New_York" and outputs the current time :<?php
date_default_timezone_set('America/New_York');
echo "The current time is " . date("h:i:s A") . "\n";
?>The current time is 06:34:26 AMdate_default_timezone_set()`, and then uses the `date()` function to format and output the current time. The format string `"h:i:s A"` specifies that the time should be displayed in hours, minutes, seconds, and AM/PM format.Europe/London", "Asia/Tokyo", or "Australia/Sydney".