The timezone_offset_get() function is an inbuilt function in PHP which is used to return the timezone offset from GMT. The date time object and the date-time are sent as a parameter to the timezone_offset_get() function and return the timezone offset in seconds on success or False on failure.
Syntax:
int timezone_offset_get( $object, $datetime )
Parameters: This function accepts two parameter as mentioned above and described below:
- $object: It is a mandatory parameter which specifies the DateTimeZone object.
- $datetime: It is also a mandatory parameter which specifies the date/time from which the offset has to be computed.
Return Value: It returns the timezone offset in seconds on success or False on failure.
Exceptions: The timezone_offset_get() function is an alias of DateTimeZone::getOffset() function.
Below programs illustrate the timezone_offset_get() function in PHP:
Program 1:
<?php // Open the timezone of America/Chicago $timezone = timezone_open("America/Chicago"); // Displaying the offset of America/Chicago and Europe/Amsterdam $datetime_eur = date_create("now", timezone_open("Europe/Amsterdam")); echo timezone_offset_get($timezone, $datetime_eur); ?> |
Output:
-18000
Program 2:
<?php // Open the timezone of America/Chicago and Europe/Amsterdam $timezone_chicago = new DateTimeZone("America/Chicago"); $timezone_amsterdam = new DateTimeZone("Europe/Amsterdam"); $chicago = new DateTime("now", $timezone_chicago); $amsterdam = new DateTime("now", $timezone_amsterdam); // Calculating the offset between the timezones $Offset = $timezone_amsterdam -> getOffset($chicago); // Dumping the offset variable var_dump($Offset); ?> |
Output:
int(7200)
Related Articles:
- PHP | timezone_location_get() Function
- PHP | timezone_open() Function
- PHP | timezone_name_from_abbr() Function
Reference: http://php.net/manual/en/function.timezone-offset-get.php
