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 the number of field in the given statement				  				 				 				 mysqli_stmt::fetch				 stmt::free_result				 MySQLi_STMT				 PHP Manual								 				  mysqli_stmt->field_count				  mysqli_stmt_field_count				  (PHP 5)mysqli_stmt->field_count -- mysqli_stmt_field_count — Returns the number of field in the given statement								 								 				  Description				  				   mysqli_stmt				   int $field_count;								  				  				   int mysqli_stmt_field_count				    ( mysqli_stmt $stmt				   )												  WarningThis function is				currently not documented; only its argument list is available.												 																 mysqli_stmt::fetch				 stmt::free_result				 MySQLi_STMT				 PHP Manual