- var_dump: documentation ( source)
- fgetcsv: documentation ( source)
- file_put_contents: documentation ( source)
- fopen: documentation ( source)
<?php
file_put_contents('data.csv', '1,2,3,4,5');
$handle = fopen('data.csv', 'c+');
$data = fgetcsv($handle, 2);
var_dump($data[1])
?>