- var_dump: documentation ( source)
- fgetcsv: documentation ( source)
- fwrite: documentation ( source)
- rewind: documentation ( source)
- fopen: documentation ( source)
<?php
$fp = fopen('php://temp', 'w+');
fwrite($fp, 'foo,bar,baz,bat');
rewind($fp);
$line = fgetcsv($fp);
var_dump($line);
rewind($fp);
$line = fgetcsv($fp, 10);
var_dump($line);