PHP Expect example

app.php

<?php

ini_set("expect.timeout", -1);
ini_set("expect.loguser", "Off");
$stream = expect_popen('php cmd.php');

while (true) {
    switch (expect_expectl ($stream, array (
        array ('Filename : ', 'filename')
    ))) {
        case 'filename':
            fwrite($stream, 'deneme_file' . PHP_EOL);
            break;
        case EXP_TIMEOUT:
        case EXP_EOF:
            break 2;
        default:
            die('Error has occurred!' . PHP_EOL);
    }
}
fclose($stream);

cmd.php

<?php

$input = readline('Filename : ');
file_put_contents($input, 'test' . PHP_EOL);