使文本网络安全

Posted 2021-02-25

function makeInternetSafe($text) {
 
    $text = stripslashes($text);
    $text = mb_strtolower($text, 'utf-8');
 
    $forbidden = array('Ä', 'Ö', 'Å', 'ä', 'ö', 'å', ' ', '#');
    $replace   = array('A', 'O', 'a', 'a', 'o', 'a', '_', '-');
    $text      = str_replace($forbidden, $replace, $text);
 
    $text      = preg_replace('#[^a-z0-9._-]#', '', $text);
 
    return $text;
}