- fputcsv: documentation ( source)
- fseek: documentation ( source)
- fread: documentation ( source)
- fopen: documentation ( source)
<?php
$row = array();
$row[] = 'a\\"';
$row[] = 'bbb';
$fp = fopen('php://temp', 'w+');
fputcsv($fp, $row);
fseek($fp, 0);
echo fread($fp, 1024);