[PHP] It is not safe to rely on the system's timezone settings warning 발생

php에서 date() 함수를 실행 한 후 웹상에서 해당 php를 실행 시켰더니 아파치에서 아래와 같은 warning 메시지가 발생한다. PHP Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning. you most likely misspelled the timezone identifier. We selected 'As..

2015.10.27