функция since 1.2.1

remove_accents()

Проверено на WordPress 6.9, обновлено Источник: WordPress Developer Resources.

Сигнатура

remove_accents( string $text, string $locale = '' ): string

Описание

If there are no accent characters, then the string given is just returned.
Accent characters converted:
Currency signs:

Code
Glyph
Replacement
Description

U+00A3
£
(empty)
British Pound sign

U+20AC
€
E
Euro sign

Decompositions for Latin-1 Supplement:

Code
Glyph
Replacement
Description

U+00AA
ª
a
Feminine ordinal indicator

U+00BA
º
o
Masculine ordinal indicator

U+00C0
À
A
Latin capital letter A with grave

U+00C1
Á
A
Latin capital letter A with acute

U+00C2
Â
A
Latin capital letter A with circumflex

U+00C3
Ã
A
Latin capital letter A with tilde

U+00C4
Ä
A
Latin capital letter A with diaeresis

U+00C5
Å
A
Latin capital letter A with ring above

U+00C6
Æ
AE
Latin capital letter AE

U+00C7
Ç
C
Latin capital letter C with cedilla

U+00C8
È
E
Latin capital letter E with grave

U+00C9
É
E
Latin capital letter E with acute

U+00CA
Ê
E
Latin capital letter E with circumflex

U+00CB
Ë
E
Latin capital letter E with diaeresis

U+00CC
Ì
I
Latin capital letter I with grave

U+00CD
Í
I
Latin capital letter I with acute

U+00CE
Î
I
Latin capital letter I with circumflex

U+00CF
Ï
I
Latin capital letter I with diaeresis

U+00D0
Ð
D
Latin capital letter Eth

U+00D1
Ñ
N
Latin capital letter N with tilde

U+00D2
Ò
O
Latin capital letter O with grave

U+00D3
Ó
O
Latin capital letter O with acute

U+00D4
Ô
O
Latin capital letter O with circumflex

U+00D5
Õ
O
Latin capital letter O with tilde

U+00D6
Ö
O
Latin capital letter O with diaeresis

U+00D8
Ø
O
Latin capital letter O with stroke

U+00D9
Ù
U
Latin capital letter U with grave

U+00DA
Ú
U
Latin capital letter U with acute

U+00DB
Û
U
Latin capital letter U with circumflex

U+00DC
Ü
U
Latin capital letter U with diaeresis

U+00DD
Ý
Y
Latin capital letter Y with acute

U+00DE
Þ
TH
Latin capital letter Thorn

U+00DF
ß
s
Latin small letter sharp s

U+00E0
à
a
Latin small letter a with grave

U+00E1
á
a
Latin small letter a with acute

U+00E2
â
a
Latin small letter a with circumflex

U+00E3
ã
a
Latin small letter a with tilde

U+00E4
ä
a
Latin small letter a with diaeresis

U+00E5
å
a
Latin small letter a with ring above

U+00E6
æ
ae
Latin small letter ae

U+00E7
ç
c
Latin small letter c with cedilla

U+00E8
è
e
Latin small letter e with grave

U+00E9
é
e
Latin small letter e with acute

U+00EA
ê
e
Latin small letter e with circumflex

U+00EB
ë
e
Latin small letter e with diaeresis

U+00EC
ì
i
Latin small letter i with grave

U+00ED
í
i
Latin small letter i with acute

U+00EE
î
i
Latin small letter i with circumflex

U+00EF
ï
i
Latin small letter i with diaeresis

U+00F0
ð
d
Latin small letter Eth

U+00F1
ñ
n
Latin small letter n with tilde

U+00F2
ò
o
Latin small letter o with grave

U+00F3
ó
o
Latin small letter o with acute

U+00F4
ô
o
Latin small letter o with circumflex

U+00F5
õ
o
Latin small letter o with tilde

U+00F6
ö
o
Latin small letter o with diaeresis

U+00F8
ø
o
Latin small letter o with stroke

U+00F9
ù
u
Latin small letter u with grave

U+00FA
ú
u
Latin small letter u with acute

U+00FB
û
u
Latin small letter u with circumflex

U+00FC
ü
u
Latin small letter u with diaeresis

U+00FD
ý
y
Latin small letter y with acute

U+00FE
þ
th
Latin small letter Thorn

U+00FF
ÿ
y
Latin small letter y with diaeresis

Decompositions for Latin Extended-A:

Code
Glyph
Replacement
Description

U+0100
Ā
A
Latin capital letter A with macron

U+0101
ā
a
Latin small letter a with macron

U+0102
Ă
A
Latin capital letter A with breve

U+0103
ă
a
Latin small letter a with breve

U+0104
Ą
A
Latin capital letter A with ogonek

U+0105
ą
a
Latin small letter a with ogonek

U+01006
Ć
C
Latin capital letter C with acute

U+0107
ć
c
Latin small letter c with acute

U+0108
Ĉ
C
Latin capital letter C with circumflex

U+0109
ĉ
c
Latin small letter c with circumflex

U+010A
Ċ
C
Latin capital letter C with dot above

U+010B
ċ
c
Latin small letter c with dot above

U+010C
Č
C
Latin capital letter C with caron

U+010D
č
c
Latin small letter c with caron

U+010E
Ď
D
Latin capital letter D with caron

U+010F
ď
d
Latin small letter d with caron

U+0110
Đ
D
Latin capital letter D with stroke

U+0111
đ
d
Latin small letter d with stroke

U+0112
Ē
E
Latin capital letter E with macron

U+0113
ē
e
Latin small letter e with macron

U+0114
Ĕ
E
Latin capital letter E with breve

U+0115
ĕ
e
Latin small letter e with breve

U+0116
Ė
E
Latin capital letter E with dot above

U+0117
ė
e
Latin small letter e with dot above

U+0118
Ę
E
Latin capital letter E with ogonek

U+0119
ę
e
Latin small letter e with ogonek

U+011A
Ě
E
Latin capital letter E with caron

U+011B
ě
e
Latin small letter e with caron

U+011C
Ĝ
G
Latin capital letter G with circumflex

U+011D
ĝ
g
Latin small letter g with circumflex

U+011E
Ğ
G
Latin capital letter G with breve

U+011F
ğ
g
Latin small letter g with breve

U+0120
Ġ
G
Latin capital letter G with dot above

U+0121
ġ
g
Latin small letter g with dot above

U+0122
Ģ
G
Latin capital letter G with cedilla

U+0123
ģ
g
Latin small letter g with cedilla

U+0124
Ĥ
H
Latin capital letter H with circumflex

U+0125
ĥ
h
Latin small letter h with circumflex

U+0126
Ħ
H
Latin capital letter H with stroke

U+0127
ħ
h
Latin small letter h with stroke

U+0128
Ĩ
I
Latin capital letter I with tilde

U+0129
ĩ
i
Latin small letter i with tilde

U+012A
Ī
I
Latin capital letter I with macron

U+012B
ī
i
Latin small letter i with macron

U+012C
Ĭ
I
Latin capital letter I with breve

U+012D
ĭ
i
Latin small letter i with breve

U+012E
Į
I
Latin capital letter I with ogonek

U+012F
į
i
Latin small letter i with ogonek

U+0130
İ
I
Latin capital letter I with dot above

U+0131
ı
i
Latin small letter dotless i

U+0132
IJ
IJ
Latin capital ligature IJ

U+0133
ij
ij
Latin small ligature ij

U+0134
Ĵ
J
Latin capital letter J with circumflex

U+0135
ĵ
j
Latin small letter j with circumflex

U+0136
Ķ
K
Latin capital letter K with cedilla

U+0137
ķ
k
Latin small letter k with cedilla

U+0138
ĸ
k
Latin small letter Kra

U+0139
Ĺ
L
Latin capital letter L with acute

U+013A
ĺ
l
Latin small letter l with acute

U+013B
Ļ
L
Latin capital letter L with cedilla

U+013C
ļ
l
Latin small letter l with cedilla

U+013D
Ľ
L
Latin capital letter L with caron

U+013E
ľ
l
Latin small letter l with caron

U+013F
Ŀ
L
Latin capital letter L with middle dot

U+0140
ŀ
l
Latin small letter l with middle dot

U+0141
Ł
L
Latin capital letter L with stroke

U+0142
ł
l
Latin small letter l with stroke

U+0143
Ń
N
Latin capital letter N with acute

U+0144
ń
n
Latin small letter N with acute

U+0145
Ņ
N
Latin capital letter N with cedilla

U+0146
ņ
n
Latin small letter n with cedilla

U+0147
Ň
N
Latin capital letter N with caron

U+0148
ň
n
Latin small letter n with caron

U+0149
ʼn
n
Latin small letter n preceded by apostrophe

U+014A
Ŋ
N
Latin capital letter Eng

U+014B
ŋ
n
Latin small letter Eng

U+014C
Ō
O
Latin capital letter O with macron

U+014D
ō
o
Latin small letter o with macron

U+014E
Ŏ
O
Latin capital letter O with breve

U+014F
ŏ
o
Latin small letter o with breve

U+0150
Ő
O
Latin capital letter O with double acute

U+0151
ő
o
Latin small letter o with double acute

U+0152
Œ
OE
Latin capital ligature OE

U+0153
œ
oe
Latin small ligature oe

U+0154
Ŕ
R
Latin capital letter R with acute

U+0155
ŕ
r
Latin small letter r with acute

U+0156
Ŗ
R
Latin capital letter R with cedilla

U+0157
ŗ
r
Latin small letter r with cedilla

U+0158
Ř
R
Latin capital letter R with caron

U+0159
ř
r
Latin small letter r with caron

U+015A
Ś
S
Latin capital letter S with acute

U+015B
ś
s
Latin small letter s with acute

U+015C
Ŝ
S
Latin capital letter S with circumflex

U+015D
ŝ
s
Latin small letter s with circumflex

U+015E
Ş
S
Latin capital letter S with cedilla

U+015F
ş
s
Latin small letter s with cedilla

U+0160
Š
S
Latin capital letter S with caron

U+0161
š
s
Latin small letter s with caron

U+0162
Ţ
T
Latin capital letter T with cedilla

U+0163
ţ
t
Latin small letter t with cedilla

U+0164
Ť
T
Latin capital letter T with caron

U+0165
ť
t
Latin small letter t with caron

U+0166
Ŧ
T
Latin capital letter T with stroke

U+0167
ŧ
t
Latin small letter t with stroke

U+0168
Ũ
U
Latin capital letter U with tilde

U+0169
ũ
u
Latin small letter u with tilde

U+016A
Ū
U
Latin capital letter U with macron

U+016B
ū
u
Latin small letter u with macron

U+016C
Ŭ
U
Latin capital letter U with breve

U+016D
ŭ
u
Latin small letter u with breve

U+016E
Ů
U
Latin capital letter U with ring above

U+016F
ů
u
Latin small letter u with ring above

U+0170
Ű
U
Latin capital letter U with double acute

U+0171
ű
u
Latin small letter u with double acute

U+0172
Ų
U
Latin capital letter U with ogonek

U+0173
ų
u
Latin small letter u with ogonek

U+0174
Ŵ
W
Latin capital letter W with circumflex

U+0175
ŵ
w
Latin small letter w with circumflex

U+0176
Ŷ
Y
Latin capital letter Y with circumflex

U+0177
ŷ
y
Latin small letter y with circumflex

U+0178
Ÿ
Y
Latin capital letter Y with diaeresis

U+0179
Ź
Z
Latin capital letter Z with acute

U+017A
ź
z
Latin small letter z with acute

U+017B
Ż
Z
Latin capital letter Z with dot above

U+017C
ż
z
Latin small letter z with dot above

U+017D
Ž
Z
Latin capital letter Z with caron

U+017E
ž
z
Latin small letter z with caron

U+017F
ſ
s
Latin small letter long s

U+01A0
Ơ
O
Latin capital letter O with horn

U+01A1
ơ
o
Latin small letter o with horn

U+01AF
Ư
U
Latin capital letter U with horn

U+01B0
ư
u
Latin small letter u with horn

U+01CD
Ǎ
A
Latin capital letter A with caron

U+01CE
ǎ
a
Latin small letter a with caron

U+01CF
Ǐ
I
Latin capital letter I with caron

U+01D0
ǐ
i
Latin small letter i with caron

U+01D1
Ǒ
O
Latin capital letter O with caron

U+01D2
ǒ
o
Latin small letter o with caron

U+01D3
Ǔ
U
Latin capital letter U with caron

U+01D4
ǔ
u
Latin small letter u with caron

U+01D5
Ǖ
U
Latin capital letter U with diaeresis and macron

U+01D6
ǖ
u
Latin small letter u with diaeresis and macron

U+01D7
Ǘ
U
Latin capital letter U with diaeresis and acute

U+01D8
ǘ
u
Latin small letter u with diaeresis and acute

U+01D9
Ǚ
U
Latin capital letter U with diaeresis and caron

U+01DA
ǚ
u
Latin small letter u with diaeresis and caron

U+01DB
Ǜ
U
Latin capital letter U with diaeresis and grave

U+01DC
ǜ
u
Latin small letter u with diaeresis and grave

Decompositions for Latin Extended-B:

Code
Glyph
Replacement
Description

U+018F
Ə
E
Latin capital letter Ə

U+0259
ǝ
e
Latin small letter ǝ

U+0218
Ș
S
Latin capital letter S with comma below

U+0219
ș
s
Latin small letter s with comma below

U+021A
Ț
T
Latin capital letter T with comma below

U+021B
ț
t
Latin small letter t with comma below

Vowels with diacritic (Chinese, Hanyu Pinyin):

Code
Glyph
Replacement
Description

U+0251
ɑ
a
Latin small letter alpha

U+1EA0
Ạ
A
Latin capital letter A with dot below

U+1EA1
ạ
a
Latin small letter a with dot below

U+1EA2
Ả
A
Latin capital letter A with hook above

U+1EA3
ả
a
Latin small letter a with hook above

U+1EA4
Ấ
A
Latin capital letter A with circumflex and acute

U+1EA5
ấ
a
Latin small letter a with circumflex and acute

U+1EA6
Ầ
A
Latin capital letter A with circumflex and grave

U+1EA7
ầ
a
Latin small letter a with circumflex and grave

U+1EA8
Ẩ
A
Latin capital letter A with circumflex and hook above

U+1EA9
ẩ
a
Latin small letter a with circumflex and hook above

U+1EAA
Ẫ
A
Latin capital letter A with circumflex and tilde

U+1EAB
ẫ
a
Latin small letter a with circumflex and tilde

U+1EA6
Ậ
A
Latin capital letter A with circumflex and dot below

U+1EAD
ậ
a
Latin small letter a with circumflex and dot below

U+1EAE
Ắ
A
Latin capital letter A with breve and acute

U+1EAF
ắ
a
Latin small letter a with breve and acute

U+1EB0
Ằ
A
Latin capital letter A with breve and grave

U+1EB1
ằ
a
Latin small letter a with breve and grave

U+1EB2
Ẳ
A
Latin capital letter A with breve and hook above

U+1EB3
ẳ
a
Latin small letter a with breve and hook above

U+1EB4
Ẵ
A
Latin capital letter A with breve and tilde

U+1EB5
ẵ
a
Latin small letter a with breve and tilde

U+1EB6
Ặ
A
Latin capital letter A with breve and dot below

U+1EB7
ặ
a
Latin small letter a with breve and dot below

U+1EB8
Ẹ
E
Latin capital letter E with dot below

U+1EB9
ẹ
e
Latin small letter e with dot below

U+1EBA
Ẻ
E
Latin capital letter E with hook above

U+1EBB
ẻ
e
Latin small letter e with hook above

U+1EBC
Ẽ
E
Latin capital letter E with tilde

U+1EBD
ẽ
e
Latin small letter e with tilde

U+1EBE
Ế
E
Latin capital letter E with circumflex and acute

U+1EBF
ế
e
Latin small letter e with circumflex and acute

U+1EC0
Ề
E
Latin capital letter E with circumflex and grave

U+1EC1
ề
e
Latin small letter e with circumflex and grave

U+1EC2
Ể
E
Latin capital letter E with circumflex and hook above

U+1EC3
ể
e
Latin small letter e with circumflex and hook above

U+1EC4
Ễ
E
Latin capital letter E with circumflex and tilde

U+1EC5
ễ
e
Latin small letter e with circumflex and tilde

U+1EC6
Ệ
E
Latin capital letter E with circumflex and dot below

U+1EC7
ệ
e
Latin small letter e with circumflex and dot below

U+1EC8
Ỉ
I
Latin capital letter I with hook above

U+1EC9
ỉ
i
Latin small letter i with hook above

U+1ECA
Ị
I
Latin capital letter I with dot below

U+1ECB
ị
i
Latin small letter i with dot below

U+1ECC
Ọ
O
Latin capital letter O with dot below

U+1ECD
ọ
o
Latin small letter o with dot below

U+1ECE
Ỏ
O
Latin capital letter O with hook above

U+1ECF
ỏ
o
Latin small letter o with hook above

U+1ED0
Ố
O
Latin capital letter O with circumflex and acute

U+1ED1
ố
o
Latin small letter o with circumflex and acute

U+1ED2
Ồ
O
Latin capital letter O with circumflex and grave

U+1ED3
ồ
o
Latin small letter o with circumflex and grave

U+1ED4
Ổ
O
Latin capital letter O with circumflex and hook above

U+1ED5
ổ
o
Latin small letter o with circumflex and hook above

U+1ED6
Ỗ
O
Latin capital letter O with circumflex and tilde

U+1ED7
ỗ
o
Latin small letter o with circumflex and tilde

U+1ED8
Ộ
O
Latin capital letter O with circumflex and dot below

U+1ED9
ộ
o
Latin small letter o with circumflex and dot below

U+1EDA
Ớ
O
Latin capital letter O with horn and acute

U+1EDB
ớ
o
Latin small letter o with horn and acute

U+1EDC
Ờ
O
Latin capital letter O with horn and grave

U+1EDD
ờ
o
Latin small letter o with horn and grave

U+1EDE
Ở
O
Latin capital letter O with horn and hook above

U+1EDF
ở
o
Latin small letter o with horn and hook above

U+1EE0
Ỡ
O
Latin capital letter O with horn and tilde

U+1EE1
ỡ
o
Latin small letter o with horn and tilde

U+1EE2
Ợ
O
Latin capital letter O with horn and dot below

U+1EE3
ợ
o
Latin small letter o with horn and dot below

U+1EE4
Ụ
U
Latin capital letter U with dot below

U+1EE5
ụ
u
Latin small letter u with dot below

U+1EE6
Ủ
U
Latin capital letter U with hook above

U+1EE7
ủ
u
Latin small letter u with hook above

U+1EE8
Ứ
U
Latin capital letter U with horn and acute

U+1EE9
ứ
u
Latin small letter u with horn and acute

U+1EEA
Ừ
U
Latin capital letter U with horn and grave

U+1EEB
ừ
u
Latin small letter u with horn and grave

U+1EEC
Ử
U
Latin capital letter U with horn and hook above

U+1EED
ử
u
Latin small letter u with horn and hook above

U+1EEE
Ữ
U
Latin capital letter U with horn and tilde

U+1EEF
ữ
u
Latin small letter u with horn and tilde

U+1EF0
Ự
U
Latin capital letter U with horn and dot below

U+1EF1
ự
u
Latin small letter u with horn and dot below

U+1EF2
Ỳ
Y
Latin capital letter Y with grave

U+1EF3
ỳ
y
Latin small letter y with grave

U+1EF4
Ỵ
Y
Latin capital letter Y with dot below

U+1EF5
ỵ
y
Latin small letter y with dot below

U+1EF6
Ỷ
Y
Latin capital letter Y with hook above

U+1EF7
ỷ
y
Latin small letter y with hook above

U+1EF8
Ỹ
Y
Latin capital letter Y with tilde

U+1EF9
ỹ
y
Latin small letter y with tilde

German (de_DE), German formal (de_DE_formal), German (Switzerland) formal (de_CH), German (Switzerland) informal (de_CH_informal), and German (Austria) (de_AT) locales:

Code
Glyph
Replacement
Description

U+00C4
Ä
Ae
Latin capital letter A with diaeresis

U+00E4
ä
ae
Latin small letter a with diaeresis

U+00D6
Ö
Oe
Latin capital letter O with diaeresis

U+00F6
ö
oe
Latin small letter o with diaeresis

U+00DC
Ü
Ue
Latin capital letter U with diaeresis

U+00FC
ü
ue
Latin small letter u with diaeresis

U+1E9E
ẞ
SS
Latin capital letter sharp s

U+00DF
ß
ss
Latin small letter sharp s

Danish (da_DK) locale:

Code
Glyph
Replacement
Description

U+00C6
Æ
Ae
Latin capital letter AE

U+00E6
æ
ae
Latin small letter ae

U+00D8
Ø
Oe
Latin capital letter O with stroke

U+00F8
ø
oe
Latin small letter o with stroke

U+00C5
Å
Aa
Latin capital letter A with ring above

U+00E5
å
aa
Latin small letter a with ring above

Catalan (ca) locale:

Code
Glyph
Replacement
Description

U+00B7
l·l
ll
Flown dot (between two Ls)

Serbian (sr_RS) and Bosnian (bs_BA) locales:

Code
Glyph
Replacement
Description

U+0110
Đ
DJ
Latin capital letter D with stroke

U+0111
đ
dj
Latin small letter d with stroke

Оригинал (английский)

If there are no accent characters, then the string given is just returned.

Accent characters converted:

Currency signs:

Code Glyph Replacement Description
U+00A3 £ (empty) British Pound sign
U+20AC € E Euro sign

Decompositions for Latin-1 Supplement:

Code Glyph Replacement Description
U+00AA ª a Feminine ordinal indicator
U+00BA º o Masculine ordinal indicator
U+00C0 À A Latin capital letter A with grave
U+00C1 Á A Latin capital letter A with acute
U+00C2 Â A Latin capital letter A with circumflex
U+00C3 Ã A Latin capital letter A with tilde
U+00C4 Ä A Latin capital letter A with diaeresis
U+00C5 Å A Latin capital letter A with ring above
U+00C6 Æ AE Latin capital letter AE
U+00C7 Ç C Latin capital letter C with cedilla
U+00C8 È E Latin capital letter E with grave
U+00C9 É E Latin capital letter E with acute
U+00CA Ê E Latin capital letter E with circumflex
U+00CB Ë E Latin capital letter E with diaeresis
U+00CC Ì I Latin capital letter I with grave
U+00CD Í I Latin capital letter I with acute
U+00CE Î I Latin capital letter I with circumflex
U+00CF Ï I Latin capital letter I with diaeresis
U+00D0 Ð D Latin capital letter Eth
U+00D1 Ñ N Latin capital letter N with tilde
U+00D2 Ò O Latin capital letter O with grave
U+00D3 Ó O Latin capital letter O with acute
U+00D4 Ô O Latin capital letter O with circumflex
U+00D5 Õ O Latin capital letter O with tilde
U+00D6 Ö O Latin capital letter O with diaeresis
U+00D8 Ø O Latin capital letter O with stroke
U+00D9 Ù U Latin capital letter U with grave
U+00DA Ú U Latin capital letter U with acute
U+00DB Û U Latin capital letter U with circumflex
U+00DC Ü U Latin capital letter U with diaeresis
U+00DD Ý Y Latin capital letter Y with acute
U+00DE Þ TH Latin capital letter Thorn
U+00DF ß s Latin small letter sharp s
U+00E0 à a Latin small letter a with grave
U+00E1 á a Latin small letter a with acute
U+00E2 â a Latin small letter a with circumflex
U+00E3 ã a Latin small letter a with tilde
U+00E4 ä a Latin small letter a with diaeresis
U+00E5 å a Latin small letter a with ring above
U+00E6 æ ae Latin small letter ae
U+00E7 ç c Latin small letter c with cedilla
U+00E8 è e Latin small letter e with grave
U+00E9 é e Latin small letter e with acute
U+00EA ê e Latin small letter e with circumflex
U+00EB ë e Latin small letter e with diaeresis
U+00EC ì i Latin small letter i with grave
U+00ED í i Latin small letter i with acute
U+00EE î i Latin small letter i with circumflex
U+00EF ï i Latin small letter i with diaeresis
U+00F0 ð d Latin small letter Eth
U+00F1 ñ n Latin small letter n with tilde
U+00F2 ò o Latin small letter o with grave
U+00F3 ó o Latin small letter o with acute
U+00F4 ô o Latin small letter o with circumflex
U+00F5 õ o Latin small letter o with tilde
U+00F6 ö o Latin small letter o with diaeresis
U+00F8 ø o Latin small letter o with stroke
U+00F9 ù u Latin small letter u with grave
U+00FA ú u Latin small letter u with acute
U+00FB û u Latin small letter u with circumflex
U+00FC ü u Latin small letter u with diaeresis
U+00FD ý y Latin small letter y with acute
U+00FE þ th Latin small letter Thorn
U+00FF ÿ y Latin small letter y with diaeresis

Decompositions for Latin Extended-A:

Code Glyph Replacement Description
U+0100 Ā A Latin capital letter A with macron
U+0101 ā a Latin small letter a with macron
U+0102 Ă A Latin capital letter A with breve
U+0103 ă a Latin small letter a with breve
U+0104 Ą A Latin capital letter A with ogonek
U+0105 ą a Latin small letter a with ogonek
U+01006 Ć C Latin capital letter C with acute
U+0107 ć c Latin small letter c with acute
U+0108 Ĉ C Latin capital letter C with circumflex
U+0109 ĉ c Latin small letter c with circumflex
U+010A Ċ C Latin capital letter C with dot above
U+010B ċ c Latin small letter c with dot above
U+010C Č C Latin capital letter C with caron
U+010D č c Latin small letter c with caron
U+010E Ď D Latin capital letter D with caron
U+010F ď d Latin small letter d with caron
U+0110 Đ D Latin capital letter D with stroke
U+0111 đ d Latin small letter d with stroke
U+0112 Ē E Latin capital letter E with macron
U+0113 ē e Latin small letter e with macron
U+0114 Ĕ E Latin capital letter E with breve
U+0115 ĕ e Latin small letter e with breve
U+0116 Ė E Latin capital letter E with dot above
U+0117 ė e Latin small letter e with dot above
U+0118 Ę E Latin capital letter E with ogonek
U+0119 ę e Latin small letter e with ogonek
U+011A Ě E Latin capital letter E with caron
U+011B ě e Latin small letter e with caron
U+011C Ĝ G Latin capital letter G with circumflex
U+011D ĝ g Latin small letter g with circumflex
U+011E Ğ G Latin capital letter G with breve
U+011F ğ g Latin small letter g with breve
U+0120 Ġ G Latin capital letter G with dot above
U+0121 ġ g Latin small letter g with dot above
U+0122 Ģ G Latin capital letter G with cedilla
U+0123 ģ g Latin small letter g with cedilla
U+0124 Ĥ H Latin capital letter H with circumflex
U+0125 ĥ h Latin small letter h with circumflex
U+0126 Ħ H Latin capital letter H with stroke
U+0127 ħ h Latin small letter h with stroke
U+0128 Ĩ I Latin capital letter I with tilde
U+0129 ĩ i Latin small letter i with tilde
U+012A Ī I Latin capital letter I with macron
U+012B ī i Latin small letter i with macron
U+012C Ĭ I Latin capital letter I with breve
U+012D ĭ i Latin small letter i with breve
U+012E Į I Latin capital letter I with ogonek
U+012F į i Latin small letter i with ogonek
U+0130 İ I Latin capital letter I with dot above
U+0131 ı i Latin small letter dotless i
U+0132 IJ IJ Latin capital ligature IJ
U+0133 ij ij Latin small ligature ij
U+0134 Ĵ J Latin capital letter J with circumflex
U+0135 ĵ j Latin small letter j with circumflex
U+0136 Ķ K Latin capital letter K with cedilla
U+0137 ķ k Latin small letter k with cedilla
U+0138 ĸ k Latin small letter Kra
U+0139 Ĺ L Latin capital letter L with acute
U+013A ĺ l Latin small letter l with acute
U+013B Ļ L Latin capital letter L with cedilla
U+013C ļ l Latin small letter l with cedilla
U+013D Ľ L Latin capital letter L with caron
U+013E ľ l Latin small letter l with caron
U+013F Ŀ L Latin capital letter L with middle dot
U+0140 ŀ l Latin small letter l with middle dot
U+0141 Ł L Latin capital letter L with stroke
U+0142 ł l Latin small letter l with stroke
U+0143 Ń N Latin capital letter N with acute
U+0144 ń n Latin small letter N with acute
U+0145 Ņ N Latin capital letter N with cedilla
U+0146 ņ n Latin small letter n with cedilla
U+0147 Ň N Latin capital letter N with caron
U+0148 ň n Latin small letter n with caron
U+0149 ʼn n Latin small letter n preceded by apostrophe
U+014A Ŋ N Latin capital letter Eng
U+014B ŋ n Latin small letter Eng
U+014C Ō O Latin capital letter O with macron
U+014D ō o Latin small letter o with macron
U+014E Ŏ O Latin capital letter O with breve
U+014F ŏ o Latin small letter o with breve
U+0150 Ő O Latin capital letter O with double acute
U+0151 ő o Latin small letter o with double acute
U+0152 ΠOE Latin capital ligature OE
U+0153 œ oe Latin small ligature oe
U+0154 Ŕ R Latin capital letter R with acute
U+0155 ŕ r Latin small letter r with acute
U+0156 Ŗ R Latin capital letter R with cedilla
U+0157 ŗ r Latin small letter r with cedilla
U+0158 Ř R Latin capital letter R with caron
U+0159 ř r Latin small letter r with caron
U+015A Ś S Latin capital letter S with acute
U+015B ś s Latin small letter s with acute
U+015C Ŝ S Latin capital letter S with circumflex
U+015D ŝ s Latin small letter s with circumflex
U+015E Ş S Latin capital letter S with cedilla
U+015F ş s Latin small letter s with cedilla
U+0160 Š S Latin capital letter S with caron
U+0161 š s Latin small letter s with caron
U+0162 Ţ T Latin capital letter T with cedilla
U+0163 ţ t Latin small letter t with cedilla
U+0164 Ť T Latin capital letter T with caron
U+0165 ť t Latin small letter t with caron
U+0166 Ŧ T Latin capital letter T with stroke
U+0167 ŧ t Latin small letter t with stroke
U+0168 Ũ U Latin capital letter U with tilde
U+0169 ũ u Latin small letter u with tilde
U+016A Ū U Latin capital letter U with macron
U+016B ū u Latin small letter u with macron
U+016C Ŭ U Latin capital letter U with breve
U+016D ŭ u Latin small letter u with breve
U+016E Ů U Latin capital letter U with ring above
U+016F ů u Latin small letter u with ring above
U+0170 Ű U Latin capital letter U with double acute
U+0171 ű u Latin small letter u with double acute
U+0172 Ų U Latin capital letter U with ogonek
U+0173 ų u Latin small letter u with ogonek
U+0174 Ŵ W Latin capital letter W with circumflex
U+0175 ŵ w Latin small letter w with circumflex
U+0176 Ŷ Y Latin capital letter Y with circumflex
U+0177 ŷ y Latin small letter y with circumflex
U+0178 Ÿ Y Latin capital letter Y with diaeresis
U+0179 Ź Z Latin capital letter Z with acute
U+017A ź z Latin small letter z with acute
U+017B Ż Z Latin capital letter Z with dot above
U+017C ż z Latin small letter z with dot above
U+017D Ž Z Latin capital letter Z with caron
U+017E ž z Latin small letter z with caron
U+017F ſ s Latin small letter long s
U+01A0 Ơ O Latin capital letter O with horn
U+01A1 ơ o Latin small letter o with horn
U+01AF Ư U Latin capital letter U with horn
U+01B0 ư u Latin small letter u with horn
U+01CD Ǎ A Latin capital letter A with caron
U+01CE ǎ a Latin small letter a with caron
U+01CF Ǐ I Latin capital letter I with caron
U+01D0 ǐ i Latin small letter i with caron
U+01D1 Ǒ O Latin capital letter O with caron
U+01D2 ǒ o Latin small letter o with caron
U+01D3 Ǔ U Latin capital letter U with caron
U+01D4 ǔ u Latin small letter u with caron
U+01D5 Ǖ U Latin capital letter U with diaeresis and macron
U+01D6 ǖ u Latin small letter u with diaeresis and macron
U+01D7 Ǘ U Latin capital letter U with diaeresis and acute
U+01D8 ǘ u Latin small letter u with diaeresis and acute
U+01D9 Ǚ U Latin capital letter U with diaeresis and caron
U+01DA ǚ u Latin small letter u with diaeresis and caron
U+01DB Ǜ U Latin capital letter U with diaeresis and grave
U+01DC ǜ u Latin small letter u with diaeresis and grave

Decompositions for Latin Extended-B:

Code Glyph Replacement Description
U+018F Ə E Latin capital letter Ə
U+0259 ǝ e Latin small letter ǝ
U+0218 Ș S Latin capital letter S with comma below
U+0219 ș s Latin small letter s with comma below
U+021A Ț T Latin capital letter T with comma below
U+021B ț t Latin small letter t with comma below

Vowels with diacritic (Chinese, Hanyu Pinyin):

Code Glyph Replacement Description
U+0251 ɑ a Latin small letter alpha
U+1EA0 Ạ A Latin capital letter A with dot below
U+1EA1 ạ a Latin small letter a with dot below
U+1EA2 Ả A Latin capital letter A with hook above
U+1EA3 ả a Latin small letter a with hook above
U+1EA4 Ấ A Latin capital letter A with circumflex and acute
U+1EA5 ấ a Latin small letter a with circumflex and acute
U+1EA6 Ầ A Latin capital letter A with circumflex and grave
U+1EA7 ầ a Latin small letter a with circumflex and grave
U+1EA8 Ẩ A Latin capital letter A with circumflex and hook above
U+1EA9 ẩ a Latin small letter a with circumflex and hook above
U+1EAA Ẫ A Latin capital letter A with circumflex and tilde
U+1EAB ẫ a Latin small letter a with circumflex and tilde
U+1EA6 Ậ A Latin capital letter A with circumflex and dot below
U+1EAD ậ a Latin small letter a with circumflex and dot below
U+1EAE Ắ A Latin capital letter A with breve and acute
U+1EAF ắ a Latin small letter a with breve and acute
U+1EB0 Ằ A Latin capital letter A with breve and grave
U+1EB1 ằ a Latin small letter a with breve and grave
U+1EB2 Ẳ A Latin capital letter A with breve and hook above
U+1EB3 ẳ a Latin small letter a with breve and hook above
U+1EB4 Ẵ A Latin capital letter A with breve and tilde
U+1EB5 ẵ a Latin small letter a with breve and tilde
U+1EB6 Ặ A Latin capital letter A with breve and dot below
U+1EB7 ặ a Latin small letter a with breve and dot below
U+1EB8 Ẹ E Latin capital letter E with dot below
U+1EB9 ẹ e Latin small letter e with dot below
U+1EBA Ẻ E Latin capital letter E with hook above
U+1EBB ẻ e Latin small letter e with hook above
U+1EBC Ẽ E Latin capital letter E with tilde
U+1EBD ẽ e Latin small letter e with tilde
U+1EBE Ế E Latin capital letter E with circumflex and acute
U+1EBF ế e Latin small letter e with circumflex and acute
U+1EC0 Ề E Latin capital letter E with circumflex and grave
U+1EC1 ề e Latin small letter e with circumflex and grave
U+1EC2 Ể E Latin capital letter E with circumflex and hook above
U+1EC3 ể e Latin small letter e with circumflex and hook above
U+1EC4 Ễ E Latin capital letter E with circumflex and tilde
U+1EC5 ễ e Latin small letter e with circumflex and tilde
U+1EC6 Ệ E Latin capital letter E with circumflex and dot below
U+1EC7 ệ e Latin small letter e with circumflex and dot below
U+1EC8 Ỉ I Latin capital letter I with hook above
U+1EC9 ỉ i Latin small letter i with hook above
U+1ECA Ị I Latin capital letter I with dot below
U+1ECB ị i Latin small letter i with dot below
U+1ECC Ọ O Latin capital letter O with dot below
U+1ECD ọ o Latin small letter o with dot below
U+1ECE Ỏ O Latin capital letter O with hook above
U+1ECF ỏ o Latin small letter o with hook above
U+1ED0 Ố O Latin capital letter O with circumflex and acute
U+1ED1 ố o Latin small letter o with circumflex and acute
U+1ED2 Ồ O Latin capital letter O with circumflex and grave
U+1ED3 ồ o Latin small letter o with circumflex and grave
U+1ED4 Ổ O Latin capital letter O with circumflex and hook above
U+1ED5 ổ o Latin small letter o with circumflex and hook above
U+1ED6 Ỗ O Latin capital letter O with circumflex and tilde
U+1ED7 ỗ o Latin small letter o with circumflex and tilde
U+1ED8 Ộ O Latin capital letter O with circumflex and dot below
U+1ED9 ộ o Latin small letter o with circumflex and dot below
U+1EDA Ớ O Latin capital letter O with horn and acute
U+1EDB ớ o Latin small letter o with horn and acute
U+1EDC Ờ O Latin capital letter O with horn and grave
U+1EDD ờ o Latin small letter o with horn and grave
U+1EDE Ở O Latin capital letter O with horn and hook above
U+1EDF ở o Latin small letter o with horn and hook above
U+1EE0 Ỡ O Latin capital letter O with horn and tilde
U+1EE1 ỡ o Latin small letter o with horn and tilde
U+1EE2 Ợ O Latin capital letter O with horn and dot below
U+1EE3 ợ o Latin small letter o with horn and dot below
U+1EE4 Ụ U Latin capital letter U with dot below
U+1EE5 ụ u Latin small letter u with dot below
U+1EE6 Ủ U Latin capital letter U with hook above
U+1EE7 ủ u Latin small letter u with hook above
U+1EE8 Ứ U Latin capital letter U with horn and acute
U+1EE9 ứ u Latin small letter u with horn and acute
U+1EEA Ừ U Latin capital letter U with horn and grave
U+1EEB ừ u Latin small letter u with horn and grave
U+1EEC Ử U Latin capital letter U with horn and hook above
U+1EED ử u Latin small letter u with horn and hook above
U+1EEE Ữ U Latin capital letter U with horn and tilde
U+1EEF ữ u Latin small letter u with horn and tilde
U+1EF0 Ự U Latin capital letter U with horn and dot below
U+1EF1 ự u Latin small letter u with horn and dot below
U+1EF2 Ỳ Y Latin capital letter Y with grave
U+1EF3 ỳ y Latin small letter y with grave
U+1EF4 Ỵ Y Latin capital letter Y with dot below
U+1EF5 ỵ y Latin small letter y with dot below
U+1EF6 Ỷ Y Latin capital letter Y with hook above
U+1EF7 ỷ y Latin small letter y with hook above
U+1EF8 Ỹ Y Latin capital letter Y with tilde
U+1EF9 ỹ y Latin small letter y with tilde

German (de_DE), German formal (de_DE_formal), German (Switzerland) formal (de_CH), German (Switzerland) informal (de_CH_informal), and German (Austria) (de_AT) locales:

Code Glyph Replacement Description
U+00C4 Ä Ae Latin capital letter A with diaeresis
U+00E4 ä ae Latin small letter a with diaeresis
U+00D6 Ö Oe Latin capital letter O with diaeresis
U+00F6 ö oe Latin small letter o with diaeresis
U+00DC Ü Ue Latin capital letter U with diaeresis
U+00FC ü ue Latin small letter u with diaeresis
U+1E9E ẞ SS Latin capital letter sharp s
U+00DF ß ss Latin small letter sharp s

Danish (da_DK) locale:

Code Glyph Replacement Description
U+00C6 Æ Ae Latin capital letter AE
U+00E6 æ ae Latin small letter ae
U+00D8 Ø Oe Latin capital letter O with stroke
U+00F8 ø oe Latin small letter o with stroke
U+00C5 Å Aa Latin capital letter A with ring above
U+00E5 å aa Latin small letter a with ring above

Catalan (ca) locale:

Code Glyph Replacement Description
U+00B7 l·l ll Flown dot (between two Ls)

Serbian (sr_RS) and Bosnian (bs_BA) locales:

Code Glyph Replacement Description
U+0110 Đ DJ Latin capital letter D with stroke
U+0111 đ dj Latin small letter d with stroke

Параметры

$text string обязательный
Текст, который может содержать акцентированные символы.
$locale string необязательный = ''
Локаль, используемая для удаления акцентов. Некоторые замены символов зависят от используемой локали (например, 'de_DE'). По умолчанию — текущая локаль.

Возвращаемое значение

string

Исходный код

wp-includes/formatting.php:1611

function remove_accents( $text, $locale = '' ) {
	if ( ! preg_match( '/[\x80-\xff]/', $text ) ) {
		return $text;
	}

	if ( wp_is_valid_utf8( $text ) ) {

		/*
		 * Unicode sequence normalization from NFD (Normalization Form Decomposed)
		 * to NFC (Normalization Form [Pre]Composed), the encoding used in this function.
		 */
		if ( function_exists( 'normalizer_is_normalized' )
			&& function_exists( 'normalizer_normalize' )
		) {
			if ( ! normalizer_is_normalized( $text ) ) {
				$text = normalizer_normalize( $text );
			}
		}

		$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.
			'Ə' => 'E',
			'ǝ' => 'e',
			'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.
		if ( empty( $locale ) ) {
			$locale = get_locale();
		}

		/*
		 * German has various locales (de_DE, de_CH, de_AT, ...) with formal and informal variants.
		 * There is no 3-letter locale like 'def', so checking for 'de' instead of 'de_' is safe,
		 * since 'de' itself would be a valid locale too.
		 */
		if ( str_starts_with( $locale, 'de' ) ) {
			$chars[''] = 'Ae';
			$chars[''] = 'ae';
			$chars[''] = 'Oe';
			$chars[''] = 'oe';
			$chars[''] = 'Ue';
			$chars[''] = 'ue';
			$chars[''] = 'SS';
			$chars[''] = 'ss';
		} elseif ( 'da_DK' === $locale ) {
			$chars[''] = 'Ae';
			$chars[''] = 'ae';
			$chars[''] = 'Oe';
			$chars[''] = 'oe';
			$chars[''] = 'Aa';
			$chars[''] = 'aa';
		} elseif ( 'ca' === $locale ) {
			$chars['l·l'] = 'll';
		} elseif ( 'sr_RS' === $locale || 'bs_BA' === $locale ) {
			$chars[''] = 'DJ';
			$chars[''] = 'dj';
		}

		$text = strtr( $text, $chars );
	} else {
		$chars = array();
		// Assume ISO-8859-1 if not UTF-8.
		$chars['in'] = "\x80\x83\x8a\x8e\x9a\x9e"
			. "\x9f\xa2\xa5\xb5\xc0\xc1\xc2"
			. "\xc3\xc4\xc5\xc7\xc8\xc9\xca"
			. "\xcb\xcc\xcd\xce\xcf\xd1\xd2"
			. "\xd3\xd4\xd5\xd6\xd8\xd9\xda"
			. "\xdb\xdc\xdd\xe0\xe1\xe2\xe3"
			. "\xe4\xe5\xe7\xe8\xe9\xea\xeb"
			. "\xec\xed\xee\xef\xf1\xf2\xf3"
			. "\xf4\xf5\xf6\xf8\xf9\xfa\xfb"
			. "\xfc\xfd\xff";

		$chars['out'] = 'EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy';

		$text                = strtr( $text, $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' );
		$text                = str_replace( $double_chars['in'], $double_chars['out'], $text );
	}

	return $text;
}

История изменений

ВерсияОписание
7.0.0 Added capital Eszett (U+1E9E) support for German locales.
6.1.0 Added Unicode NFC encoding normalization support.
6.0.0 Added the $locale parameter.
5.7.0 Added locale support for de_AT.
4.8.0 Added locale support for bs_BA.
4.7.0 Added locale support for sr_RS.
4.6.0 Added locale support for de_CH, de_CH_informal, and ca.
1.2.1 Introduced.

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