Format line as CSV

str_putcsv.php

<?php
/* Forked from https://gist.github.com/johanmeiring/2894568 */
if (! function_exists('str_putcsv'))
{
    function str_putcsv($input, $delimiter = ',', $enclosure = '"')
    {
        // Open a memory "file" for read/write
        $memory = fopen('php://temp', 'r+');
        // Write the $input array to the "file" using fputcsv()
        $length = fputcsv($memory, $input, $delimiter, $enclosure);
        // Rewind the "file" so we can read what we just wrote
        rewind($memory);
        // Read the entire line, except for a new line charater into a variable
        $csv = fread($memory, $length-1);
        // Close the "file"
        fclose($memory);
        // Return the formatted string
        return $csv;
    }
}