date_default_timezone_get
PHP 5 >= 5.1.0, PHP 7, PHP 8
date_default_timezone_get - Gets the default timezone used by all date/time functions in a script
Manual
date_default_timezone_get(
In order of preference, this function returns the default timezone by:
Reading the timezone set using the date_default_timezone_set function (if any)
Reading the value of the date.timezone ini option (if set)
A warning is shown when this stage is reached. Do not rely on it to be guessed correctly, and set date.timezone to the correct timezone instead.
If none of the above succeed, date_default_timezone_get will return a default timezone of UTC.
Parameters
This function has no parameters.
Return Values
Returns a string.