Eu não sabia qual usar, então fiz um banco rápido no phptester.net
<?php
// First test
// https://stackoverflow.com/a/42740874/10232729
function slugify(STRING $string, STRING $separator = '-'){
$accents_regex = '~&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|th|tilde|uml);~i';
$special_cases = [ '&' => 'and', "'" => ''];
$string = mb_strtolower( trim( $string ), 'UTF-8' );
$string = str_replace( array_keys($special_cases), array_values( $special_cases), $string );
$string = preg_replace( $accents_regex, '$1', htmlentities( $string, ENT_QUOTES, 'UTF-8' ) );
$string = preg_replace('/[^a-z0-9]/u', $separator, $string);
return preg_replace('/['.$separator.']+/u', $separator, $string);
}
// Second test
// https://stackoverflow.com/a/13331948/10232729
function slug(STRING $string, STRING $separator = '-'){
$string = transliterator_transliterate('Any-Latin; NFD; [:Nonspacing Mark:] Remove; NFC; [:Punctuation:] Remove; Lower();', $string);
return str_replace(' ', $separator, $string);;
}
// Third test - My choice
// https://stackoverflow.com/a/38066136/10232729
function slugbis($text){
$replace = [
'<' => '', '>' => '', '-' => ' ', '&' => '',
'"' => '', 'À' => 'A', 'Á' => 'A', 'Â' => 'A', 'Ã' => 'A', 'Ä'=> 'Ae',
'Ä' => 'A', 'Å' => 'A', 'Ā' => 'A', 'Ą' => 'A', 'Ă' => 'A', 'Æ' => 'Ae',
'Ç' => 'C', 'Ć' => 'C', 'Č' => 'C', 'Ĉ' => 'C', 'Ċ' => 'C', 'Ď' => 'D', 'Đ' => 'D',
'Ð' => 'D', 'È' => 'E', 'É' => 'E', 'Ê' => 'E', 'Ë' => 'E', 'Ē' => 'E',
'Ę' => 'E', 'Ě' => 'E', 'Ĕ' => 'E', 'Ė' => 'E', 'Ĝ' => 'G', 'Ğ' => 'G',
'Ġ' => 'G', 'Ģ' => 'G', 'Ĥ' => 'H', 'Ħ' => 'H', 'Ì' => 'I', 'Í' => 'I',
'Î' => 'I', 'Ï' => 'I', 'Ī' => 'I', 'Ĩ' => 'I', 'Ĭ' => 'I', 'Į' => 'I',
'İ' => 'I', 'IJ' => 'IJ', 'Ĵ' => 'J', 'Ķ' => 'K', 'Ł' => 'K', 'Ľ' => 'K',
'Ĺ' => 'K', 'Ļ' => 'K', 'Ŀ' => 'K', 'Ñ' => 'N', 'Ń' => 'N', 'Ň' => 'N',
'Ņ' => 'N', 'Ŋ' => 'N', 'Ò' => 'O', 'Ó' => 'O', 'Ô' => 'O', 'Õ' => 'O',
'Ö' => 'Oe', 'Ö' => 'Oe', 'Ø' => 'O', 'Ō' => 'O', 'Ő' => 'O', 'Ŏ' => 'O',
'Œ' => 'OE', 'Ŕ' => 'R', 'Ř' => 'R', 'Ŗ' => 'R', 'Ś' => 'S', 'Š' => 'S',
'Ş' => 'S', 'Ŝ' => 'S', 'Ș' => 'S', 'Ť' => 'T', 'Ţ' => 'T', 'Ŧ' => 'T',
'Ț' => 'T', 'Ù' => 'U', 'Ú' => 'U', 'Û' => 'U', 'Ü' => 'Ue', 'Ū' => 'U',
'Ü' => 'Ue', 'Ů' => 'U', 'Ű' => 'U', 'Ŭ' => 'U', 'Ũ' => 'U', 'Ų' => 'U',
'Ŵ' => 'W', 'Ý' => 'Y', 'Ŷ' => 'Y', 'Ÿ' => 'Y', 'Ź' => 'Z', 'Ž' => 'Z',
'Ż' => 'Z', 'Þ' => 'T', 'à' => 'a', 'á' => 'a', 'â' => 'a', 'ã' => 'a',
'ä' => 'ae', 'ä' => 'ae', 'å' => 'a', 'ā' => 'a', 'ą' => 'a', 'ă' => 'a',
'æ' => 'ae', 'ç' => 'c', 'ć' => 'c', 'č' => 'c', 'ĉ' => 'c', 'ċ' => 'c',
'ď' => 'd', 'đ' => 'd', 'ð' => 'd', 'è' => 'e', 'é' => 'e', 'ê' => 'e',
'ë' => 'e', 'ē' => 'e', 'ę' => 'e', 'ě' => 'e', 'ĕ' => 'e', 'ė' => 'e',
'ƒ' => 'f', 'ĝ' => 'g', 'ğ' => 'g', 'ġ' => 'g', 'ģ' => 'g', 'ĥ' => 'h',
'ħ' => 'h', 'ì' => 'i', 'í' => 'i', 'î' => 'i', 'ï' => 'i', 'ī' => 'i',
'ĩ' => 'i', 'ĭ' => 'i', 'į' => 'i', 'ı' => 'i', 'ij' => 'ij', 'ĵ' => 'j',
'ķ' => 'k', 'ĸ' => 'k', 'ł' => 'l', 'ľ' => 'l', 'ĺ' => 'l', 'ļ' => 'l',
'ŀ' => 'l', 'ñ' => 'n', 'ń' => 'n', 'ň' => 'n', 'ņ' => 'n', 'ʼn' => 'n',
'ŋ' => 'n', 'ò' => 'o', 'ó' => 'o', 'ô' => 'o', 'õ' => 'o', 'ö' => 'oe',
'ö' => 'oe', 'ø' => 'o', 'ō' => 'o', 'ő' => 'o', 'ŏ' => 'o', 'œ' => 'oe',
'ŕ' => 'r', 'ř' => 'r', 'ŗ' => 'r', 'š' => 's', 'ù' => 'u', 'ú' => 'u',
'û' => 'u', 'ü' => 'ue', 'ū' => 'u', 'ü' => 'ue', 'ů' => 'u', 'ű' => 'u',
'ŭ' => 'u', 'ũ' => 'u', 'ų' => 'u', 'ŵ' => 'w', 'ý' => 'y', 'ÿ' => 'y',
'ŷ' => 'y', 'ž' => 'z', 'ż' => 'z', 'ź' => 'z', 'þ' => 't', 'ß' => 'ss',
'ſ' => 'ss', 'ый' => 'iy', 'А' => 'A', 'Б' => 'B', 'В' => 'V', 'Г' => 'G',
'Д' => 'D', 'Е' => 'E', 'Ё' => 'YO', 'Ж' => 'ZH', 'З' => 'Z', 'И' => 'I',
'Й' => 'Y', 'К' => 'K', 'Л' => 'L', 'М' => 'M', 'Н' => 'N', 'О' => 'O',
'П' => 'P', 'Р' => 'R', 'С' => 'S', 'Т' => 'T', 'У' => 'U', 'Ф' => 'F',
'Х' => 'H', 'Ц' => 'C', 'Ч' => 'CH', 'Ш' => 'SH', 'Щ' => 'SCH', 'Ъ' => '',
'Ы' => 'Y', 'Ь' => '', 'Э' => 'E', 'Ю' => 'YU', 'Я' => 'YA', 'а' => 'a',
'б' => 'b', 'в' => 'v', 'г' => 'g', 'д' => 'd', 'е' => 'e', 'ё' => 'yo',
'ж' => 'zh', 'з' => 'z', 'и' => 'i', 'й' => 'y', 'к' => 'k', 'л' => 'l',
'м' => 'm', 'н' => 'n', 'о' => 'o', 'п' => 'p', 'р' => 'r', 'с' => 's',
'т' => 't', 'у' => 'u', 'ф' => 'f', 'х' => 'h', 'ц' => 'c', 'ч' => 'ch',
'ш' => 'sh', 'щ' => 'sch', 'ъ' => '', 'ы' => 'y', 'ь' => '', 'э' => 'e',
'ю' => 'yu', 'я' => 'ya'
];
// make a human readable string
$text = strtr($text, $replace);
// replace non letter or digits by -
$text = preg_replace('~[^\pL\d.]+~u', '-', $text);
// trim
$text = trim($text, '-');
// remove unwanted characters
$text = preg_replace('~[^-\w.]+~', '', $text);
return strtolower($text);
}
// Fourth test
// https://stackoverflow.com/a/2955521/10232729
function slugagain($string){
$table = [
'Š'=>'S', 'š'=>'s', 'Đ'=>'Dj', 'đ'=>'dj', 'Ž'=>'Z', 'ž'=>'z', 'Č'=>'C', 'č'=>'c', 'Ć'=>'C', 'ć'=>'c',
'À'=>'A', 'Á'=>'A', 'Â'=>'A', 'Ã'=>'A', 'Ä'=>'A', 'Å'=>'A', 'Æ'=>'A', 'Ç'=>'C', 'È'=>'E', 'É'=>'E',
'Ê'=>'E', 'Ë'=>'E', 'Ì'=>'I', 'Í'=>'I', 'Î'=>'I', 'Ï'=>'I', 'Ñ'=>'N', 'Ò'=>'O', 'Ó'=>'O', 'Ô'=>'O',
'Õ'=>'O', 'Ö'=>'O', 'Ø'=>'O', 'Ù'=>'U', 'Ú'=>'U', 'Û'=>'U', 'Ü'=>'U', 'Ý'=>'Y', 'Þ'=>'B', 'ß'=>'Ss',
'à'=>'a', 'á'=>'a', 'â'=>'a', 'ã'=>'a', 'ä'=>'a', 'å'=>'a', 'æ'=>'a', 'ç'=>'c', 'è'=>'e', 'é'=>'e',
'ê'=>'e', 'ë'=>'e', 'ì'=>'i', 'í'=>'i', 'î'=>'i', 'ï'=>'i', 'ð'=>'o', 'ñ'=>'n', 'ò'=>'o', 'ó'=>'o',
'ô'=>'o', 'õ'=>'o', 'ö'=>'o', 'ø'=>'o', 'ù'=>'u', 'ú'=>'u', 'û'=>'u', 'ý'=>'y', 'ý'=>'y', 'þ'=>'b',
'ÿ'=>'y', 'Ŕ'=>'R', 'ŕ'=>'r', ' '=>'-'
];
return strtr($string, $table);
}
// Fifth test
// https://stackoverflow.com/a/27396804/10232729
function slugifybis($url){
$url = trim($url);
$url = str_replace(' ', '-', $url);
$url = str_replace('/', '-slash-', $url);
return rawurlencode($url);
}
// Sixth and last test
// https://stackoverflow.com/a/39442034/10232729
setlocale( LC_ALL, "en_US.UTF8" );
function slugifyagain($string){
$string = iconv('utf-8', 'us-ascii//translit//ignore', $string); // transliterate
$string = str_replace("'", '', $string);
$string = preg_replace('~[^\pL\d]+~u', '-', $string); // replace non letter or non digits by "-"
$string = preg_replace('~[^-\w]+~', '', $string); // remove unwanted characters
$string = preg_replace('~-+~', '-', $string); // remove duplicate "-"
$string = trim($string, '-'); // trim "-"
$string = trim($string); // trim
$string = mb_strtolower($string, 'utf-8'); // lowercase
return urlencode($string); // safe;
};
$string = $newString = "¿ Àñdréß l'affreux ğarçon & nøël en forêt !";
$max = 10000;
echo '<pre>';
echo 'Beginning :';
echo '<br />';
echo '<br />';
echo '> Slugging '.$max.' iterations of following :';
echo '<br />';
echo '>> ' . $string;
echo '<br />';
echo '<br />';
echo 'Output results :';
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slugify($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> First test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slug($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> Second test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slugbis($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> Third test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slugagain($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> Fourth test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slugifybis($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> Fifth test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '<br />';
echo '<br />';
$start = microtime(true);
for($i = 0 ; $i < $max ; $i++){
$newString = slugifyagain($string);
}
$time = (microtime(true) - $start) * 1000;
echo '> Sixth test passed in **' . round($time, 2) . 'ms**';
echo '<br />';
echo '>> Result : ' . $newString;
echo '</pre>';
Início:
Slugging 10000 iterações do seguinte:
¿Àñdréß l'affreux ğarçon & nøël en forêt!
Resultados de saída:
Primeiro teste passado em 120.78ms
Resultado: -iquest-andresz-laffreux-arcon-e-noel-en-foret-
Segundo teste passado em 3883.82ms
Resultado: -andreß-laffreux-garcon - nøel-en-foret-
Terceiro teste aprovado em 56.83ms
Resultado: andress-l-affreux-garcon-noel-en-foret
Quarto teste passado em 18.93ms
Resultado: ¿-AndreSs-l'affreux-ğarcon - & - noel-en-foret-!
Quinto teste aprovado em 6.45ms
Resultado:% C2% BF-% C3% 80% C3% B1dr% C3% A9% C3% 9F-l% 27affreux-% C4% 9Far% C3% A7on-% 26-n% C3% B8% C3% ABl- en-for% C3% AAt-% 21
Sexto teste aprovado em 112.42ms
Resultado: andress-laffreux-garcon-n-el-en-foret
São necessários mais testes.
Edit: menos teste de iterações
Início:
Slugging 100 iterações do seguinte:
¿Àñdréß l'affreux ğarçon & nøël en forêt!
Resultados de saída:
Primeiro teste passado em 1.72ms
Resultado: -iquest-andresz-laffreux-arcon-e-noel-en-foret-
Segundo teste passado em 48.59ms
Resultado: -andreß-laffreux-garcon - nøel-en-foret-
Terceiro teste aprovado em 0.91ms
Resultado: andress-l-affreux-garcon-noel-en-foret
Quarto teste passado em 0.3ms
Resultado: ¿-AndreSs-l'affreux-ğarcon - & - noel-en-foret-!
Quinto teste aprovado em 0,14ms
Resultado:% C2% BF-% C3% 80% C3% B1dr% C3% A9% C3% 9F-l% 27affreux-% C4% 9Far% C3% A7on-% 26-n% C3% B8% C3% ABl- en-for% C3% AAt-% 21
Sexto teste aprovado em 1.4ms
Resultado: andress-laffreux-garcon-n-el-en-foret