remove_accents()
最后更新于：2021-11-27 21:39:58
remove_accents( string$string)Converts all accent characters to ASCII characters.
参数
- $string
-
(string) (Required) Text that might have accent characters
响应
(string) Filtered string with replaced “nice” characters.
源文件
文件: gc-includes/formatting.php
function remove_accents( $string ) {
if ( ! preg_match( '/[x80-xff]/', $string ) ) {
return $string;
}
if ( seems_utf8( $string ) ) {
$chars = array(
// Decompositions for Latin-1 Supplement.
'ª' => 'a',
'º' => 'o',
'À' => 'A',
'Á' => 'A',
'Â' => 'A',
'Ã' => 'A',
'Ä' => 'A',
'Å' => 'A',
'Æ' => 'AE',
'Ç' => 'C',
'È' => 'E',
'É' => 'E',
'Ê' => 'E',
'Ë' => 'E',
'Ì' => 'I',
'Í' => 'I',
'Î' => 'I',
'Ï' => 'I',
'Ð' => 'D',
'Ñ' => 'N',
'Ò' => 'O',
'Ó' => 'O',
'Ô' => 'O',
'Õ' => 'O',
'Ö' => 'O',
'Ù' => 'U',
'Ú' => 'U',
'Û' => 'U',
'Ü' => 'U',
'Ý' => 'Y',
'Þ' => 'TH',
'ß' => 's',
'à' => 'a',
'á' => 'a',
'â' => 'a',
'ã' => 'a',
'ä' => 'a',
'å' => 'a',
'æ' => 'ae',
'ç' => 'c',
'è' => 'e',
'é' => 'e',
'ê' => 'e',
'ë' => 'e',
'ì' => 'i',
'í' => 'i',
'î' => 'i',
'ï' => 'i',
'ð' => 'd',
'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' => 'th',
'ÿ' => 'y',
'Ø' => 'O',
// Decompositions for Latin Extended-A.
'Ā' => 'A',
'ā' => 'a',
'Ă' => 'A',
'ă' => 'a',
'Ą' => 'A',
'ą' => 'a',
'Ć' => 'C',
'ć' => 'c',
'Ĉ' => 'C',
'ĉ' => 'c',
'Ċ' => 'C',
'ċ' => 'c',
'Č' => 'C',
'č' => 'c',
'Ď' => 'D',
'ď' => 'd',
'Đ' => 'D',
'đ' => 'd',
'Ē' => 'E',
'ē' => 'e',
'Ĕ' => 'E',
'ĕ' => 'e',
'Ė' => 'E',
'ė' => 'e',
'Ę' => 'E',
'ę' => 'e',
'Ě' => 'E',
'ě' => 'e',
'Ĝ' => 'G',
'ĝ' => 'g',
'Ğ' => 'G',
'ğ' => 'g',
'Ġ' => 'G',
'ġ' => 'g',
'Ģ' => 'G',
'ģ' => 'g',
'Ĥ' => 'H',
'ĥ' => 'h',
'Ħ' => 'H',
'ħ' => 'h',
'Ĩ' => 'I',
'ĩ' => 'i',
'Ī' => 'I',
'ī' => 'i',
'Ĭ' => 'I',
'ĭ' => 'i',
'Į' => 'I',
'į' => 'i',
'İ' => 'I',
'ı' => 'i',
'IJ' => 'IJ',
'ij' => 'ij',
'Ĵ' => 'J',
'ĵ' => 'j',
'Ķ' => 'K',
'ķ' => 'k',
'ĸ' => 'k',
'Ĺ' => 'L',
'ĺ' => 'l',
'Ļ' => 'L',
'ļ' => 'l',
'Ľ' => 'L',
'ľ' => 'l',
'Ŀ' => 'L',
'ŀ' => 'l',
'Ł' => 'L',
'ł' => 'l',
'Ń' => 'N',
'ń' => 'n',
'Ņ' => 'N',
'ņ' => 'n',
'Ň' => 'N',
'ň' => 'n',
'ʼn' => 'n',
'Ŋ' => 'N',
'ŋ' => 'n',
'Ō' => 'O',
'ō' => 'o',
'Ŏ' => 'O',
'ŏ' => 'o',
'Ő' => 'O',
'ő' => 'o',
'Œ' => 'OE',
'œ' => 'oe',
'Ŕ' => 'R',
'ŕ' => 'r',
'Ŗ' => 'R',
'ŗ' => 'r',
'Ř' => 'R',
'ř' => 'r',
'Ś' => 'S',
'ś' => 's',
'Ŝ' => 'S',
'ŝ' => 's',
'Ş' => 'S',
'ş' => 's',
'Š' => 'S',
'š' => 's',
'Ţ' => 'T',
'ţ' => 't',
'Ť' => 'T',
'ť' => 't',
'Ŧ' => 'T',
'ŧ' => 't',
'Ũ' => 'U',
'ũ' => 'u',
'Ū' => 'U',
'ū' => 'u',
'Ŭ' => 'U',
'ŭ' => 'u',
'Ů' => 'U',
'ů' => 'u',
'Ű' => 'U',
'ű' => 'u',
'Ų' => 'U',
'ų' => 'u',
'Ŵ' => 'W',
'ŵ' => 'w',
'Ŷ' => 'Y',
'ŷ' => 'y',
'Ÿ' => 'Y',
'Ź' => 'Z',
'ź' => 'z',
'Ż' => 'Z',
'ż' => 'z',
'Ž' => 'Z',
'ž' => 'z',
'ſ' => 's',
// Decompositions for Latin Extended-B.
'Ș' => 'S',
'ș' => 's',
'Ț' => 'T',
'ț' => 't',
// Euro sign.
'€' => 'E',
// GBP (Pound) sign.
'£' => '',
// Vowels with diacritic (Vietnamese).
// Unmarked.
'Ơ' => 'O',
'ơ' => 'o',
'Ư' => 'U',
'ư' => 'u',
// Grave accent.
'Ầ' => 'A',
'ầ' => 'a',
'Ằ' => 'A',
'ằ' => 'a',
'Ề' => 'E',
'ề' => 'e',
'Ồ' => 'O',
'ồ' => 'o',
'Ờ' => 'O',
'ờ' => 'o',
'Ừ' => 'U',
'ừ' => 'u',
'Ỳ' => 'Y',
'ỳ' => 'y',
// Hook.
'Ả' => 'A',
'ả' => 'a',
'Ẩ' => 'A',
'ẩ' => 'a',
'Ẳ' => 'A',
'ẳ' => 'a',
'Ẻ' => 'E',
'ẻ' => 'e',
'Ể' => 'E',
'ể' => 'e',
'Ỉ' => 'I',
'ỉ' => 'i',
'Ỏ' => 'O',
'ỏ' => 'o',
'Ổ' => 'O',
'ổ' => 'o',
'Ở' => 'O',
'ở' => 'o',
'Ủ' => 'U',
'ủ' => 'u',
'Ử' => 'U',
'ử' => 'u',
'Ỷ' => 'Y',
'ỷ' => 'y',
// Tilde.
'Ẫ' => 'A',
'ẫ' => 'a',
'Ẵ' => 'A',
'ẵ' => 'a',
'Ẽ' => 'E',
'ẽ' => 'e',
'Ễ' => 'E',
'ễ' => 'e',
'Ỗ' => 'O',
'ỗ' => 'o',
'Ỡ' => 'O',
'ỡ' => 'o',
'Ữ' => 'U',
'ữ' => 'u',
'Ỹ' => 'Y',
'ỹ' => 'y',
// Acute accent.
'Ấ' => 'A',
'ấ' => 'a',
'Ắ' => 'A',
'ắ' => 'a',
'Ế' => 'E',
'ế' => 'e',
'Ố' => 'O',
'ố' => 'o',
'Ớ' => 'O',
'ớ' => 'o',
'Ứ' => 'U',
'ứ' => 'u',
// Dot below.
'Ạ' => 'A',
'ạ' => 'a',
'Ậ' => 'A',
'ậ' => 'a',
'Ặ' => 'A',
'ặ' => 'a',
'Ẹ' => 'E',
'ẹ' => 'e',
'Ệ' => 'E',
'ệ' => 'e',
'Ị' => 'I',
'ị' => 'i',
'Ọ' => 'O',
'ọ' => 'o',
'Ộ' => 'O',
'ộ' => 'o',
'Ợ' => 'O',
'ợ' => 'o',
'Ụ' => 'U',
'ụ' => 'u',
'Ự' => 'U',
'ự' => 'u',
'Ỵ' => 'Y',
'ỵ' => 'y',
// Vowels with diacritic (Chinese, Hanyu Pinyin).
'ɑ' => 'a',
// Macron.
'Ǖ' => 'U',
'ǖ' => 'u',
// Acute accent.
'Ǘ' => 'U',
'ǘ' => 'u',
// Caron.
'Ǎ' => 'A',
'ǎ' => 'a',
'Ǐ' => 'I',
'ǐ' => 'i',
'Ǒ' => 'O',
'ǒ' => 'o',
'Ǔ' => 'U',
'ǔ' => 'u',
'Ǚ' => 'U',
'ǚ' => 'u',
// Grave accent.
'Ǜ' => 'U',
'ǜ' => 'u',
);
// Used for locale-specific rules.
$locale = get_locale();
if ( in_array( $locale, array( 'de_DE', 'de_DE_formal', 'de_CH', 'de_CH_informal', 'de_AT' ), true ) ) {
$chars['Ä'] = 'Ae';
$chars['ä'] = 'ae';
$chars['Ö'] = 'Oe';
$chars['ö'] = 'oe';
$chars['Ü'] = 'Ue';
$chars['ü'] = 'ue';
$chars['ß'] = 'ss';
} elseif ( 'da_DK' === $locale ) {
$chars['Æ'] = 'Ae';
$chars['æ'] = 'ae';
$chars['Ø'] = 'Oe';
$chars['ø'] = 'oe';
$chars['Å'] = 'Aa';
$chars['å'] = 'aa';
} elseif ( 'ca' === $locale ) {
$chars['l·l'] = 'll';
} elseif ( 'sr_RS' === $locale || 'bs_BA' === $locale ) {
$chars['Đ'] = 'DJ';
$chars['đ'] = 'dj';
}
$string = strtr( $string, $chars );
} else {
$chars = array();
// Assume ISO-8859-1 if not UTF-8.
$chars['in'] = "x80x83x8ax8ex9ax9e"
. "x9fxa2xa5xb5xc0xc1xc2"
. "xc3xc4xc5xc7xc8xc9xca"
. "xcbxccxcdxcexcfxd1xd2"
. "xd3xd4xd5xd6xd8xd9xda"
. "xdbxdcxddxe0xe1xe2xe3"
. "xe4xe5xe7xe8xe9xeaxeb"
. "xecxedxeexefxf1xf2xf3"
. "xf4xf5xf6xf8xf9xfaxfb"
. "xfcxfdxff";
$chars['out'] = 'EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy';
$string = strtr( $string, $chars['in'], $chars['out'] );
$double_chars = array();
$double_chars['in'] = array( "x8c", "x9c", "xc6", "xd0", "xde", "xdf", "xe6", "xf0", "xfe" );
$double_chars['out'] = array( 'OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th' );
$string = str_replace( $double_chars['in'], $double_chars['out'], $string );
}
return $string;
}