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Digraphs

screen supports the entry of non-ASCII characters via the digraph command. You can use octal or hexadecimal numbers for the characters, if you know the numeric codepoints you want, but the two-character mnemonics are probably easier to remember. The characters can be entered in any order, so “a"” is equivalent to “"a”; both will make an a-umlaut.

screen's digraphs are a rough amalgamation of RFC 1345, with additional digraphs for many characters. They only cover the ISO-8859-1 charset. There is a patch for stricter and more-complete RFC 1345 digraph support at http://aperiodic.net/phil/screen/screen-rfc1345-digraph.patch ; that patch still only supports digraphs (RFC 1345 also includes a set of variable-length mnemonics), and the order of character entry is significant.

The digraphs that screen understands are as follows. RFC 1345 digraphs are in bold.

Digraph Result Name

NS
  NO-BREAK SPACE
~!
!!
!I
¡ INVERTED EXCLAMATION MARK
c|
ct
¢ CENT SIGN (RFC 1345 is Ct)
$$
Pd
£ POUND SIGN
ox
Cu
Eu
¤ CURRENCY SIGN
Y-
Ye
¥ YEN SIGN
||
BB
¦ BROKEN BAR
pa
SE
§ SECTION SIGN
""
':
¨ DIAERESIS
cO
Co
© COPYRIGHT SIGN
-a ª FEMININE ORDINAL INDICATOR
<< « LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
-,
NO
¬ NOT SIGN
-- ­ SOFT HYPHEN
rO
Rg
® REGISTERED SIGN
-=
'm
¯ MACRON
~o
DG
° DEGREE SIGN
+- ± PLUS-MINUS SIGN
22
2S
² SUPERSCRIPT TWO
33
3S
³ SUPERSCRIPT THREE
'' ´ ACUTE ACCENT
ju
My
µ MICRO SIGN
pp
PI
PILCROW SIGN
~.
.M
· MIDDLE DOT
,,
',
¸ CEDILLA
11
1S
¹ SUPERSCRIPT ONE
-o º MASCULINE ORDINAL INDICATOR
>> » RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
14 ¼ VULGAR FRACTION ONE QUARTER
12 ½ VULGAR FRACTION ONE HALF
34 ¾ VULGAR FRACTION THREE QUARTERS
~?
??
?I
¿ INVERTED QUESTION MARK
A`
A!
À LATIN CAPITAL LETTER A WITH GRAVE
A' Á LATIN CAPITAL LETTER A WITH ACUTE
A^
A>
 LATIN CAPITAL LETTER A WITH CIRCUMFLEX
A~
A?
à LATIN CAPITAL LETTER A WITH TILDE
A"
A:
"[
Ä LATIN CAPITAL LETTER A WITH DIAERESIS
A@
AA
Å LATIN CAPITAL LETTER A WITH RING ABOVE
AE Æ LATIN CAPITAL LETTER AE
C, Ç LATIN CAPITAL LETTER C WITH CEDILLA
E`
E!
È LATIN CAPITAL LETTER E WITH GRAVE
E' É LATIN CAPITAL LETTER E WITH ACUTE
E^
E>
Ê LATIN CAPITAL LETTER E WITH CIRCUMFLEX
E"
E:
Ë LATIN CAPITAL LETTER E WITH DIAERESIS
I`
I!
Ì LATIN CAPITAL LETTER I WITH GRAVE
I' Í LATIN CAPITAL LETTER I WITH ACUTE
I^
I>
Î LATIN CAPITAL LETTER I WITH CIRCUMFLEX
I"
I:
Ï LATIN CAPITAL LETTER I WITH DIAERESIS
D- Ð LATIN CAPITAL LETTER ETH
N~
N?
Ñ LATIN CAPITAL LETTER N WITH TILDE
O`
O!
Ò LATIN CAPITAL LETTER O WITH GRAVE
O' Ó LATIN CAPITAL LETTER O WITH ACUTE
O^
O>
Ô LATIN CAPITAL LETTER O WITH CIRCUMFLEX
O~
O?
Õ LATIN CAPITAL LETTER O WITH TILDE
O"
O:
"\
Ö LATIN CAPITAL LETTER O WITH DIAERESIS
/\
*x
× MULTIPLICATION SIGN (RFC 1345 is *X
O/ Ø LATIN CAPITAL LETTER O WITH STROKE
U`
U!
Ù LATIN CAPITAL LETTER U WITH GRAVE
U' Ú LATIN CAPITAL LETTER U WITH ACUTE
U^
U>
Û LATIN CAPITAL LETTER U WITH CIRCUMFLEX
U"
U:
"]
Ü LATIN CAPITAL LETTER U WITH DIAERESIS
Y' Ý LATIN CAPITAL LETTER Y WITH ACUTE
Ip
TH
Þ LATIN CAPITAL LETTER THORN
ss
s"
"~
ß LATIN SMALL LETTER SHARP S
a`
a!
à LATIN SMALL LETTER A WITH GRAVE
a' á LATIN SMALL LETTER A WITH ACUTE
a^
a>
â LATIN SMALL LETTER A WITH CIRCUMFLEX
a~
a?
ã LATIN SMALL LETTER A WITH TILDE
a"
a:
"{
ä LATIN SMALL LETTER A WITH DIAERESIS
aa å LATIN SMALL LETTER A WITH RING ABOVE
ae æ LATIN SMALL LETTER AE
c, ç LATIN SMALL LETTER C WITH CEDILLA
e`
e!
è LATIN SMALL LETTER E WITH GRAVE
e' é LATIN SMALL LETTER E WITH ACUTE
e^
e>
ê LATIN SMALL LETTER E WITH CIRCUMFLEX
e"
e:
ë LATIN SMALL LETTER E WITH DIAERESIS
i`
i!
ì LATIN SMALL LETTER I WITH GRAVE
i' í LATIN SMALL LETTER I WITH ACUTE
i^
i>
î LATIN SMALL LETTER I WITH CIRCUMFLEX
i"
i:
ï LATIN SMALL LETTER I WITH DIAERESIS
d- ð LATIN SMALL LETTER ETH
n~
n?
ñ LATIN SMALL LETTER N WITH TILDE
o`
o!
ò LATIN SMALL LETTER O WITH GRAVE
o' ó LATIN SMALL LETTER O WITH ACUTE
o^
o>
ô LATIN SMALL LETTER O WITH CIRCUMFLEX
o~
o?
õ LATIN SMALL LETTER O WITH TILDE
o"
o:
"|
ö LATIN SMALL LETTER O WITH DIAERESIS
-: ÷ DIVISION SIGN
o/ ø LATIN SMALL LETTER O WITH STROKE
u`
u!
ù LATIN SMALL LETTER U WITH GRAVE
u' ú LATIN SMALL LETTER U WITH ACUTE
u^
u>
û LATIN SMALL LETTER U WITH CIRCUMFLEX
u"
u:
"}
ü LATIN SMALL LETTER U WITH DIAERESIS
y' ý LATIN SMALL LETTER Y WITH ACUTE
ip
th
þ LATIN SMALL LETTER THORN
y"
y:
ÿ LATIN SMALL LETTER Y WITH DIAERESIS

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