PHP slugify

Posted 2021-05-14

function slugify($text){ 
  // replace non letter or digits by -
  $text = preg_replace('~[^\\pL\d]+~u', '-', $text);
  // trim
  $text = trim($text, '-');
  // transliterate
  $text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
  // lowercase
  $text = strtolower($text);
  // remove unwanted characters
  $text = preg_replace('~[^-\w]+~', '', $text);
  if (empty($text)){
    return 'n-a';
  }
  return $text;
}