//string = "Tiêu đề tin tức 1";

function url_title($str, $make_lowercase=false) {
$str = $make_lowercase == true ? trim(strtolower($str)) : trim($str);
$str = preg_replace('/\s+/', ' ', $str);
$str = preg_replace("/[^A-Za-z0-9 _]/", '', $str);
$str = rawurlencode(utf8_encode($str));
$str = preg_replace('/-+/', '-', $str);
$str = str_replace("%20", '-', $str);
return $str;
}
// Trongate function return: "tiu--tin-tc-1"

function convert_url($str) {
$str = preg_replace("/(à|á|ạ|ả|ã|â|ầ|ấ|ậ|ẩ|ẫ|ă|ằ|ắ|ặ|ẳ|ẵ)/", 'a', $str);
$str = preg_replace("/(è|é|ẹ|ẻ|ẽ|ê|ề|ế|ệ|ể|ễ)/", 'e', $str);
$str = preg_replace("/(ì|í|ị|ỉ|ĩ)/", 'i', $str);
$str = preg_replace("/(ò|ó|ọ|ỏ|õ|ô|ồ|ố|ộ|ổ|ỗ|ơ|ờ|ớ|ợ|ở|ỡ)/", 'o', $str);
$str = preg_replace("/(ù|ú|ụ|ủ|ũ|ư|ừ|ứ|ự|ử|ữ)/", 'u', $str);
$str = preg_replace("/(ỳ|ý|ỵ|ỷ|ỹ)/", 'y', $str);
$str = preg_replace("/(đ)/", 'd', $str);
$str = preg_replace("/(À|Á|Ạ|Ả|Ã|Â|Ầ|Ấ|Ậ|Ẩ|Ẫ|Ă|Ằ|Ắ|Ặ|Ẳ|Ẵ)/", 'A', $str);
$str = preg_replace("/(È|É|Ẹ|Ẻ|Ẽ|Ê|Ề|Ế|Ệ|Ể|Ễ)/", 'E', $str);
$str = preg_replace("/(Ì|Í|Ị|Ỉ|Ĩ)/", 'I', $str);
$str = preg_replace("/(Ò|Ó|Ọ|Ỏ|Õ|Ô|Ồ|Ố|Ộ|Ổ|Ỗ|Ơ|Ờ|Ớ|Ợ|Ở|Ỡ)/", 'O', $str);
$str = preg_replace("/(Ù|Ú|Ụ|Ủ|Ũ|Ư|Ừ|Ứ|Ự|Ử|Ữ)/", 'U', $str);
$str = preg_replace("/(Ỳ|Ý|Ỵ|Ỷ|Ỹ)/", 'Y', $str);
$str = preg_replace("/(Đ)/", 'D', $str);
$str = preg_replace("/(\“|\”|\‘|\’|\,|\!|\&|\;|\@|\#|\%|\~|\`|\=|\_|\'|\]|\[|\}|\{|\)|\(|\+|\^)/", '-', $str);
$str = preg_replace("/( )/", '-', $str);
return $str;
}
// Return: "tieu-de-tin-tuc-1"
// It nice

function url_title($str, $make_lowercase=false) {
$str = $make_lowercase == true ? trim(strtolower($str)) : trim($str);
$str = preg_replace('/\s+/', ' ', $str);
$str = preg_replace("/[^A-Za-z0-9 _]/", '', $str);
$str = rawurlencode(utf8_encode($str));
$str = preg_replace('/-+/', '-', $str);
$str = str_replace("%20", '-', $str);
return $str;
}

function _convert_url($str) {
$str = preg_replace("/(à|á|ạ|ả|ã|â|ầ|ấ|ậ|ẩ|ẫ|ă|ằ|ắ|ặ|ẳ|ẵ)/", 'a', $str);
$str = preg_replace("/(è|é|ẹ|ẻ|ẽ|ê|ề|ế|ệ|ể|ễ)/", 'e', $str);
$str = preg_replace("/(ì|í|ị|ỉ|ĩ)/", 'i', $str);
$str = preg_replace("/(ò|ó|ọ|ỏ|õ|ô|ồ|ố|ộ|ổ|ỗ|ơ|ờ|ớ|ợ|ở|ỡ)/", 'o', $str);
$str = preg_replace("/(ù|ú|ụ|ủ|ũ|ư|ừ|ứ|ự|ử|ữ)/", 'u', $str);
$str = preg_replace("/(ỳ|ý|ỵ|ỷ|ỹ)/", 'y', $str);
$str = preg_replace("/(đ)/", 'd', $str);
$str = preg_replace("/(À|Á|Ạ|Ả|Ã|Â|Ầ|Ấ|Ậ|Ẩ|Ẫ|Ă|Ằ|Ắ|Ặ|Ẳ|Ẵ)/", 'A', $str);
$str = preg_replace("/(È|É|Ẹ|Ẻ|Ẽ|Ê|Ề|Ế|Ệ|Ể|Ễ)/", 'E', $str);
$str = preg_replace("/(Ì|Í|Ị|Ỉ|Ĩ)/", 'I', $str);
$str = preg_replace("/(Ò|Ó|Ọ|Ỏ|Õ|Ô|Ồ|Ố|Ộ|Ổ|Ỗ|Ơ|Ờ|Ớ|Ợ|Ở|Ỡ)/", 'O', $str);
$str = preg_replace("/(Ù|Ú|Ụ|Ủ|Ũ|Ư|Ừ|Ứ|Ự|Ử|Ữ)/", 'U', $str);
$str = preg_replace("/(Ỳ|Ý|Ỵ|Ỷ|Ỹ)/", 'Y', $str);
$str = preg_replace("/(Đ)/", 'D', $str);
$str = preg_replace("/(\“|\”|\‘|\’|\,|\!|\&|\;|\@|\#|\%|\~|\`|\=|\_|\'|\]|\[|\}|\{|\)|\(|\+|\^)/", '-', $str);
$str = preg_replace("/( )/", '-', $str);
return $str;
}

function url_title_viet($string, $make_lowercase = false) {
$string = $make_lowercase == true ? trim(strtolower($string)) : trim($string);
$string = $this->_convert_url($string);
$string = preg_replace('/\s+/', ' ', $string);
// $string = preg_replace("/[^A-Za-z0-9 _]/", '', $string);
$string = rawurlencode(utf8_encode($string));
$string = preg_replace('/-+/', '-', $string);
$string = str_replace("%20", '-', $string);
return $string;
}

$string = "Tiêu đề tin tức";
echo url_title_viet($string, true);

tieu-de-tin-tuc

function url_title($value, $transliteration = true) {
if (extension_loaded('intl') && $transliteration == true) {
$transliterator = \Transliterator::create('Any-Latin; Latin-ASCII');
$value = $transliterator->transliterate($value);
}
$slug = html_entity_decode($value, ENT_QUOTES, 'UTF-8');
// replace non letter or digits by -
$slug = preg_replace('~[^\pL\d]+~u', '-', $slug);
// trim
$slug = trim($slug, '-');
$slug = strtolower($slug);
return $slug;
}

ti?u-??-tin-t?c

extension=intl

tieu-de-tin-tuc