Creates vertical timeline by passing the required data. You can get data in form of array and use it to create the html block.
 
                            $pdocrud = new PDOCrud();
                            $pdocrud->addPlugin("vertical-timeline-master");//to add plugin     
                            $data = $pdocrud->getPDOModelObj()->orderBy(array("message_date"))->select("message");//get data to be displayed in time line e.g. getting data from message table
                            //Create html from data
                            //You can print_r the $data to understand the column name that needs to be used to create the block.
                            $block = "";
                            if(count($data)){
                                foreach($data as $row){
                                    $block .="
                                                
                                                 
                                                 
                                            ";
                                }
                            }
                            $html_data = array("$block");
                            echo $pdocrud->render("HTML", $html_data);