set_time_zone
set_time_zone($time_zone=""); - set the time zone data in the JS engine. Changes the function Date.prototype.getTimezoneOffset (Available from version 4.10.7)
The function accepts parameters as input:
$time_zone – new GMT zone ( 3 = GMT+0300, -3 = GMT -0300 )- when transmitting -100 - the default value is used.
After testing, the function returns the result of its work to the script :
true – successfully setfalse – failed to set