php的帮助文档,涉及到PHP的案例和基本语法,以及实际应用内容

												 				  Returns new DateTime object				  				 				 				 date_add				 date_date_set				 Date/Time Functions				 PHP Manual								 				  date_create				  (PHP 5 >= 5.1.0)date_create — Returns new DateTime object								 				 				  Description				  				   DateTime date_create				    ([ string $time				   [, DateTimeZone $timezone				  ]] )								  				   DateTime DateTime::__construct				    ([ string $time				   [, DateTimeZone $timezone				  ]] )								 												 				  Parameters				  				   								    								     time												     								      				       String in a format accepted by strtotime(), defaults				       to "now".				      				     								    								    								     timezone												     								      				       Time zone of the time.				      				     								    								   								  				 												 				  Return Values				  				   Returns DateTime object on success or FALSE on failure.				  				 																 date_add				 date_date_set				 Date/Time Functions				 PHP Manual