PHP proper case function

proper-case.php

<?php

function propername( $name, $language="es-ph" )
    {
    $language = str_replace("-","_",$language);
    
    $exceptions = array(
        "es_ph" => array(
            "de",
            "del",
            "dela",
            "de la",
            "delos"
            ),
        );

    $ucwordsed = ucwords( strtolower( $name ) );

    foreach($exceptions[$language] as $exception)
        {
        $ucwordsed_exception = ucwords( $exception );
        $ucwordsed = str_replace( " " . $ucwordsed_exception . " ", " " . $exception . " ", $ucwordsed );
        }

    return $ucwordsed;
    }

?>