date_default_timezone_set('Asia/Jakarta');

date_default_timezone_set('Asia/Kolkata);

$date = new \DateTime();
$date->setTimezone(new \DateTimeZone('+0800')); //GMT
echo $date->format('Y-m-d H:i:s');
// 2020-11-20 15:23:49

date_default_timezone_set("Asia/Karachi");
//if you wand your timezone in whole website than go to config/app.php
// and serch for timezone, now pass your time zone. in my case
'timezone' => 'Asia/Karachi',
//Go to following link to find your timezone
// https://www.php.net/manual/en/timezones.asia.php

date_default_timezone_set("Asia/Ho_Chi_Minh");
echo(date('Y-m-d H:i:s');)

<?php /* This answer is about date and time The syntax for date and time is: */ date(format,timestamp) /* Here, format is required and it specifies the format of the timestamp, while timestamp is optional and specifies a timestamp. Default value for timestamp is current date and time */ #Some characters that are commonly used for dates are: l (Lowercase L) - Represents day of the week d - Tells the day of the month m - Tells the month of the year Y - Represents a year echo "Today is " . date("m/d/Y") . "<br>"; echo "Today is " . date("m.d.Y") . "<br>"; echo "Today is " . date("m-d-Y") . "<br>"; echo "Today is " . date("l"); #Some characters that are commonly used for time are: H - 24-hour format of an hour (0 to 23) h - 12-hour format of an hour (0 to 12) i - Minute with leading zeros (0 to 59) s - Seconds with leading zeros (0 to 59) a - am or pm echo "The time is " . date("h:i:sa"); echo "The time is " . date("H:i:s"); #Set timezones date_default_timezone_set("America/New_York"); #You can access every timezone here: https://www.php.net/manual/en/timezones.php #The timezone by default is UTC #mktime() mktime(hour, minute, second, month, day, year) #Syntax $d=mktime(01, 1, 1, 1, 01, 0001); echo "Created date is " . date("Y-m-d h:i:sa", $d); #strtotime $d=strtotime("4:33am December 6 2011"); echo "Created date is " . date("Y-m-d h:i:sa", $d); $d=strtotime("tomorrow"); echo date("Y-m-d h:i:sa", $d) . "<br>"; $d=strtotime("next Saturday"); echo date("Y-m-d h:i:sa", $d) . "<br>"; $d=strtotime("+3 Months"); echo date("Y-m-d h:i:sa", $d) . "<br>"; strtotime(time, now) #Syntax #Due to limitations, there is another page for every other thing of Date and Time #Search "Date and Time PHP Continued"
?>