(No version information available, might be only in CVS)
ZipArchive::setArchiveComment — Set the comment of a ZIP archive
Set the comment of a ZIP archive.
The contents of the comment.
Devuelve TRUE si todo se llevó a cabo correctamente, FALSE en caso de fallo.
Example#1 Create an archive and set a comment
<?php
$zip = new ZipArchive;
$res = $zip->open('test.zip', ZipArchive::CREATE);
if ($res === TRUE) {
    $zip->addFromString('test.txt', 'file content goes here');
    $z->setArchiveComment('new archive comment');
    $zip->close();
    echo 'ok';
} else {
    echo 'failed';
}
?>