Resume Texto

function ResumeTexto($text, $maxChars = 20, $splitter = '...'){
 
    $theReturn = $text;
    $lastSpace = false;
    if (strlen($text) > $maxChars) { $theReturn = substr($text, 0, $maxChars - 1);
        if (in_array(substr($text, $maxChars - 1, 1), array(' ', '.', '!', '?'))) {
            $theReturn .= substr($text, $maxChars, 1);
        } else {
            $theReturn = substr($theReturn, 0, $maxChars - strlen($splitter));
            $lastSpace = strrpos($theReturn, ' ');
            if ($lastSpace !== false) { $theReturn = substr($theReturn, 0, $lastSpace); }
            if (in_array(substr($theReturn, -1, 1), array(','))) { $theReturn = substr($theReturn, 0, -1); }
            $theReturn .= $splitter;
        }
    }
    return $theReturn;
}