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

												 				  HttpRequest constructor				  				 				 				 HttpRequest::clearHistory				 HttpRequest::enableCookies				 The HttpRequest				 PHP Manual								 				  HttpRequest::__construct				  (PECL pecl_http:0.10.0-1.5.5)HttpRequest::__construct — HttpRequest constructor								 				 				  Description				  				   public				   void HttpRequest::__construct				    ([ string $url				   [, int $request_method = HTTP_METH_GET				   [, array $options				  ]]] )												  				   Instantiate a new HttpRequest object.				  								 								 				  Parameters				  				   								    								     url												     								      				       the target request url				      				     								    								    								     request_method												     								      				       the request method to use				      				     								    								    								     options												     								      				       an associative array with request options				      				     								    								   								  				 												 				  Errors/Exceptions				  				   Throws HttpException.				  				 																 												 												 																 HttpRequest::clearHistory				 HttpRequest::enableCookies				 The HttpRequest				 PHP Manual