The default server timezone is UTC (Coordinated Universal Time).
How to change programmatically
By writing the above function in the program, it is possible to change the time zone.
See PHP: date_default_timezone_set - Manual (external page) for details.
How to change in php.ini
You can also change the time zone by adding the following description in php.ini.
date.timezone = "Asia/Tokyo"
Please refer to the following article for how to edit php.ini.
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Please refer to our support policy for details on what is supported.