Online PHP editor | refs for PgKN3

<?php $myArray = array( array( 1, 2, 3, 4, "a" ), array( 'a', "b", 'c', "d", 3 ) ); $csvOutput = ''; foreach($myArray as $key => $row) { $rowString = ''; foreach($row as $key => $col) { $rowString .= '"' . sanitize($col) . '", '; } $csvOutput .= rtrim($rowString, ', '); } echo $csvOutput; function sanitize(&$input) { str_replace('"', '""', $input); }