Hi Im having a problem writing a php code for a course im taking. We have to make a star rating widget that saves the ratings in a text file. What I got so far is that the ratings is being saved in a text file with each rating on a single row. Now I have to take the numbers in that text file and display the number of votes and the averages sum of the ratings. And I don't know were start can someone please help me? this is the code i have so far in the php file. <?php $score = $_POST['score']; $pid = $_POST['pid']; $file = fopen("rating.txt", "r") or exit("Unable to open file!"); if(isset($_POST['score']) && isset($_POST['pid'])) { $data = $_POST['score'] . "\r\n"; $ret = file_put_contents('rating.txt', $data, FILE_APPEND | LOCK_EX); if($ret === false) { die('There was an error writing this file'); } else { echo "$ret bytes written to file"; } } else { die('no post data to process'); } $files = file("rating.txt"); ?> Code (markup): here is the code i have in the html file <!doctype html> <html> <head> <meta charset="utf-8"> <title>Untitled Document</title> <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script> <!--For Raty--> <script type="text/javascript" src="js/jquery.raty.min.js"></script> <script type="text/javascript"> $(function() { //Below is a path to img folder. $.fn.raty.defaults.path = 'js/img'; //Below will activate Raty on div where class is star. $('.star').raty({ half : true, number: 5, score : 0, click: function(score, evt) { //Below will get id value and store in variable pid var pid=$(this).prop('id'); //Below will post score and id value to raty1.php page behind the scenes. $.post('raty1.php',{score:score, pid:pid}, function(data){ }); } }); }); </script> </head> <body> <img src="img/Desert.jpg" width="400" height="400" alt="Desert"/> <div class= "star"></div> <p>Average rating:</p> <div class="average"></div> </body> </html> Code (markup):