Sample Code:
system.debug(‘System Date – ‘ + System.now().dateGMT() + ‘ Or ‘ + DateTime.now().dateGMT());
system.debug(‘User Locale Date – ‘ + Date.today() + ‘ Or ‘ + System.today());
system.debug(‘System Date Time – ‘ + System.now() + ‘ Or ‘ + DateTime.now());
system.debug(‘System Date – ‘ + System.now().dateGMT() + ‘ Or ‘ + DateTime.now().dateGMT());
system.debug(‘User Locale Date – ‘ + Date.today() + ‘ Or ‘ + System.today());
system.debug(‘System Date Time – ‘ + System.now() + ‘ Or ‘ + DateTime.now());
system.debug(‘User Locale Date Time – ‘ + DateTime.now().format() + ‘ Or ‘ + System.now().format());
Output: