CODE EXAMPLE FOR PHP

append data in csv file php

<?php
$list = array
(
'Peter,Griffin,Oslo,Norway',
'Glenn,Quagmire,Oslo,Norway',
);

$file = fopen('contacts.csv','a');  // 'a' for append to file - created if doesn't exit

foreach ($list as $line)
  {
  fputcsv($file,explode(',',$line));
  }

fclose($file); 
?>