HTML ASCII viittausopas
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ASCII is the first character set (encoding standard) used between computers on the Internet.
ISO-8859-1 (default in HTML 4.01) and UTF-8 (default in HTML5) are both built on ASCII.
ASCII character set
ASCII stands for 'American Standard Code for Information Interchange'.
It was designed in the early 1960s and is the standard character set for computers and electronic devices.
ASCII is a 7-bit character set containing 128 characters.
It includes numbers from 0-9, uppercase and lowercase English letters from A to Z, and some special characters.
The character sets used in modern computers, HTML, and the Internet are all based on ASCII.
The following table lists 128 ASCII characters and their equivalent numbers.
ASCII printable characters
merkki | luku | kuvaus |
---|---|---|
0 - 31 | Control characters (see below) | |
32 | Space | |
! | 33 | Exclamation mark |
" | 34 | Quotation mark |
# | 35 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | ISO 8859-1 | ISO 8859-1 |
ISO 8859-1 | 64 | ISO 8859-1 |
ISO 8859-1 | 65 | ISO 8859-1 |
ISO 8859-1 | 66 | ISO 8859-1 |
ISO 8859-1 | 67 | ISO 8859-1 |
ISO 8859-1 | 68 | ISO 8859-1 |
ISO 8859-1 | 69 | ISO 8859-1 |
ISO 8859-1 | 70 | ISO 8859-1 |
ISO 8859-1 | 71 | ISO 8859-1 |
ISO 8859-1 | 72 | ISO 8859-1 |
ISO 8859-1 | 73 | ISO 8859-1 |
ISO 8859-1 | 74 | ISO 8859-1 |
ISO 8859-1 | 75 | ISO 8859-1 |
ISO 8859-1 | 76 | ISO 8859-1 |
ISO 8859-1 | 77 | ISO 8859-1 |
ISO 8859-1 | 78 | ISO 8859-1 |
ISO 8859-1 | 79 | ISO 8859-1 |
ISO 8859-1 | 80 | ISO 8859-1 |
ISO 8859-1 | 81 | ISO 8859-1 |
ISO 8859-1 | 82 | ISO 8859-1 |
ISO 8859-1 | 83 | ISO 8859-1 |
ISO 8859-1 | 84 | ISO 8859-1 |
ISO 8859-1 | 85 | ISO 8859-1 |
ISO 8859-1 | 86 | ISO 8859-1 |
ISO 8859-1 | 87 | ISO 8859-1 |
ISO 8859-1 | 88 | ISO 8859-1 |
Y | Y | 89 |
isoa kirjainta Y | Z | 90 |
isoa kirjainta Z | [ | vasen suorakulma |
\ | 92 | päätepystysviiva |
] | 93 | oikea suorakulma |
^ | 94 | kärkimerkki |
_ | 95 | alaviiva |
` | 96 | kronometriinen viiva |
a | 97 | pienten kirjainten a |
b | 98 | pienten kirjainten b |
c | 99 | pienten kirjainten c |
d | 100 | pienten kirjainten d |
e | 101 | pienten kirjainten e |
f | 102 | pienten kirjainten f |
g | 103 | pienten kirjainten g |
h | 104 | pienten kirjainten h |
i | 105 | pienten kirjainten i |
j | 106 | pienten kirjainten j |
k | 107 | pienten kirjainten k |
l | 108 | pienten kirjainten l |
m | 109 | pienten kirjainten m |
n | 110 | pienten kirjainten n |
o | 111 | pienten kirjainten o |
p | 112 | pienten kirjainten p |
q | 113 | pienten kirjainten q |
r | 114 | pienten kirjainten r |
s | 115 | pienten kirjainten s |
t | 116 | pienten kirjainten t |
u | 117 | pienten kirjainten u |
v | 118 | pienten kirjainten v |
w | 119 | pienten kirjainten w |
x | 120 | pienten kirjainten x |
y | 121 | pienten kirjainten y |
z | 122 | pienten kirjainten z |
{ | 123 | vasen silmukka |
| | 124 | pystysuuntainen pystyviiva |
} | 125 | oikea silmukka |
~ | 126 | tild |
ASCII-laitteistokontrollimerkit
ASCII-kontrollimerkit (alavuoden 00-31, lisäksi 127) tarkoitettu laitteistokontrolliin.
ASCII-kontrollimerkkiä (poislukuun tasorivinvaihto, rivinvaihto ja enter) eivät liity HTML-dokumenttiin.
merkki | luku | kuvaus |
---|---|---|
NUL | 00 | nullimerkki |
SOH | 01 | oivu alku |
STX | 02 | tekstin alku |
ETX | 03 | tekstin loppu |
EOT | 04 | end of transmission |
ENQ | 05 | enquiry |
ACK | 06 | acknowledge |
BEL | 07 | bell (ring) |
BS | 08 | backspace |
HT | 09 | horizontal tab |
LF | 10 | line feed |
VT | 11 | vertical tab |
FF | 12 | form feed |
CR | 13 | carriage return |
SO | 14 | shift out |
SI | 15 | shift in |
DLE | 16 | data link escape |
DC1 | 17 | device control 1 |
DC2 | 18 | device control 2 |
DC3 | 19 | device control 3 |
DC4 | 20 | device control 4 |
NAK | 21 | negative acknowledge |
SYN | 22 | synchronize |
ETB | 23 | end transmission block |
CAN | 24 | cancel |
EM | 25 | end of medium |
SUB | 26 | substitute |
ESC | 27 | escape |
FS | 28 | file separator |
GS | 29 | group separator |
RS | 30 | record separator |
US | 31 | unit separator |
DEL | 127 | delete (删除) |
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