Answers for "how to change date time zone on php.ini"

php change timezone

date_default_timezone_set('America/Los_Angeles');

PHP DateTime Format date time according to a time zone

$date = new \DateTime($his['DATE_TIME']);
															$date->setTimezone(new \DateTimeZone('Asia/Karachi')); 
															echo $date->format('F j, Y, g:i a');