3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( 'lala' ); $buffer = fopen('php://temp', 'r+'); fputcsv($buffer, $data, ',', ''); rewind($buffer); $csv = fgets($buffer); fclose($buffer);

preferences:
48.51 ms | 402 KiB | 5 Q