Replaces special/accented UTF-8 characters by ASCII-7 "equivalents".
$ascii = UTF8::transliterate_to_ascii($utf8);
string Core_UTF8::transliterate_to_ascii( string $str [, integer $case = integer 0 ] )
参数列表
参数 类型 描述 默认值 $strstringString to transliterate $caseinteger-1 lowercase only, +1 uppercase only, 0 both cases integer 0
string public static function transliterate_to_ascii($str, $case = 0)
{
static $UTF8_LOWER_ACCENTS = null;
static $UTF8_UPPER_ACCENTS = null;
if ( $case <= 0 )
{
if ( $UTF8_LOWER_ACCENTS === null )
{
$UTF8_LOWER_ACCENTS = array(
'à' => 'a',
'ô' => 'o',
'ď' => 'd',
'ḟ' => 'f',
'ë' => 'e',
'š' => 's',
'ơ' => 'o',
'ß' => 'ss',
'ă' => 'a',
'ř' => 'r',
'ț' => 't',
'ň' => 'n',
'ā' => 'a',
'ķ' => 'k',
'ŝ' => 's',
'ỳ' => 'y',
'ņ' => 'n',
'ĺ' => 'l',
'ħ' => 'h',
'ṗ' => 'p',
'ó' => 'o',
'ú' => 'u',
'ě' => 'e',
'é' => 'e',
'ç' => 'c',
'ẁ' => 'w',
'ċ' => 'c',
'õ' => 'o',
'ṡ' => 's',
'ø' => 'o',
'ģ' => 'g',
'ŧ' => 't',
'ș' => 's',
'ė' => 'e',
'ĉ' => 'c',
'ś' => 's',
'î' => 'i',
'ű' => 'u',
'ć' => 'c',
'ę' => 'e',
'ŵ' => 'w',
'ṫ' => 't',
'ū' => 'u',
'č' => 'c',
'ö' => 'o',
'è' => 'e',
'ŷ' => 'y',
'ą' => 'a',
'ł' => 'l',
'ų' => 'u',
'ů' => 'u',
'ş' => 's',
'ğ' => 'g',
'ļ' => 'l',
'ƒ' => 'f',
'ž' => 'z',
'ẃ' => 'w',
'ḃ' => 'b',
'å' => 'a',
'ì' => 'i',
'ï' => 'i',
'ḋ' => 'd',
'ť' => 't',
'ŗ' => 'r',
'ä' => 'a',
'í' => 'i',
'ŕ' => 'r',
'ê' => 'e',
'ü' => 'u',
'ò' => 'o',
'ē' => 'e',
'ñ' => 'n',
'ń' => 'n',
'ĥ' => 'h',
'ĝ' => 'g',
'đ' => 'd',
'ĵ' => 'j',
'ÿ' => 'y',
'ũ' => 'u',
'ŭ' => 'u',
'ư' => 'u',
'ţ' => 't',
'ý' => 'y',
'ő' => 'o',
'â' => 'a',
'ľ' => 'l',
'ẅ' => 'w',
'ż' => 'z',
'ī' => 'i',
'ã' => 'a',
'ġ' => 'g',
'ṁ' => 'm',
'ō' => 'o',
'ĩ' => 'i',
'ù' => 'u',
'į' => 'i',
'ź' => 'z',
'á' => 'a',
'û' => 'u',
'þ' => 'th',
'ð' => 'dh',
'æ' => 'ae',
'µ' => 'u',
'ĕ' => 'e',
'ı' => 'i');
}
$str = str_replace(array_keys($UTF8_LOWER_ACCENTS), array_values($UTF8_LOWER_ACCENTS), $str);
}
if ( $case >= 0 )
{
if (null===$UTF8_UPPER_ACCENTS)
{
$UTF8_UPPER_ACCENTS = array
(
'À' => 'A',
'Ô' => 'O',
'Ď' => 'D',
'Ḟ' => 'F',
'Ë' => 'E',
'Š' => 'S',
'Ơ' => 'O',
'Ă' => 'A',
'Ř' => 'R',
'Ț' => 'T',
'Ň' => 'N',
'Ā' => 'A',
'Ķ' => 'K',
'Ĕ' => 'E',
'Ŝ' => 'S',
'Ỳ' => 'Y',
'Ņ' => 'N',
'Ĺ' => 'L',
'Ħ' => 'H',
'Ṗ' => 'P',
'Ó' => 'O',
'Ú' => 'U',
'Ě' => 'E',
'É' => 'E',
'Ç' => 'C',
'Ẁ' => 'W',
'Ċ' => 'C',
'Õ' => 'O',
'Ṡ' => 'S',
'Ø' => 'O',
'Ģ' => 'G',
'Ŧ' => 'T',
'Ș' => 'S',
'Ė' => 'E',
'Ĉ' => 'C',
'Ś' => 'S',
'Î' => 'I',
'Ű' => 'U',
'Ć' => 'C',
'Ę' => 'E',
'Ŵ' => 'W',
'Ṫ' => 'T',
'Ū' => 'U',
'Č' => 'C',
'Ö' => 'O',
'È' => 'E',
'Ŷ' => 'Y',
'Ą' => 'A',
'Ł' => 'L',
'Ų' => 'U',
'Ů' => 'U',
'Ş' => 'S',
'Ğ' => 'G',
'Ļ' => 'L',
'Ƒ' => 'F',
'Ž' => 'Z',
'Ẃ' => 'W',
'Ḃ' => 'B',
'Å' => 'A',
'Ì' => 'I',
'Ï' => 'I',
'Ḋ' => 'D',
'Ť' => 'T',
'Ŗ' => 'R',
'Ä' => 'A',
'Í' => 'I',
'Ŕ' => 'R',
'Ê' => 'E',
'Ü' => 'U',
'Ò' => 'O',
'Ē' => 'E',
'Ñ' => 'N',
'Ń' => 'N',
'Ĥ' => 'H',
'Ĝ' => 'G',
'Đ' => 'D',
'Ĵ' => 'J',
'Ÿ' => 'Y',
'Ũ' => 'U',
'Ŭ' => 'U',
'Ư' => 'U',
'Ţ' => 'T',
'Ý' => 'Y',
'Ő' => 'O',
'Â' => 'A',
'Ľ' => 'L',
'Ẅ' => 'W',
'Ż' => 'Z',
'Ī' => 'I',
'Ã' => 'A',
'Ġ' => 'G',
'Ṁ' => 'M',
'Ō' => 'O',
'Ĩ' => 'I',
'Ù' => 'U',
'Į' => 'I',
'Ź' => 'Z',
'Á' => 'A',
'Û' => 'U',
'Þ' => 'Th',
'Ð' => 'Dh',
'Æ' => 'Ae',
'İ' => 'I'
);
}
$str = str_replace(array_keys($UTF8_UPPER_ACCENTS), array_values($UTF8_UPPER_ACCENTS), $str);
}
return $str;
}