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

												 				  Get headers				  				 				 				 HttpRequest::getCookies				 HttpRequest::getHistory				 The HttpRequest				 PHP Manual								 				  HttpRequest::getHeaders				  (PECL pecl_http:0.10.0-1.5.5)HttpRequest::getHeaders — Get headers								 				 				  Description				  				   public				   array HttpRequest::getHeaders				    ( void				   )												  				   Get previously set request headers.				  								 								 				  Return Values				  				   Returns an associative array containing all currently set headers.				  				 												 												 												 												 																 HttpRequest::getCookies				 HttpRequest::getHistory				 The HttpRequest				 PHP Manual