Problem1-TextAbbreviator

<?php

echo "<ul>";
foreach(explode("\n", $_GET['list']) as $line) {
    $line = trim($line); //remove trailing tabs and spaces
    if (strlen($line) > 0) { // remove empty lines
        if (strlen($line) > $_GET['maxSize']) {
            echo "<li>".htmlspecialchars(substr($line,0,$_GET['maxSize']))."...</li>";
        }
        else {
            echo "<li>".htmlspecialchars($line)."</li>";

        }
//        var_dump($line);
    }

}
echo "</ul>";