<s>
ISO/IEC	O
8859-1:1998	O
,	O
Information	O
technology	O
—	O
8-bit	O
single-byte	O
coded	O
graphic	O
character	B-General_Concept
sets	I-General_Concept
—	O
Part	O
1	O
:	O
Latin	O
alphabet	O
No	O
.	O
</s>
<s>
1	O
,	O
is	O
part	O
of	O
the	O
ISO/IEC	O
8859	O
series	O
of	O
ASCII-based	O
standard	O
character	B-General_Concept
encodings	I-General_Concept
,	O
first	O
edition	O
published	O
in	O
1987	O
.	O
</s>
<s>
It	O
is	O
the	O
basis	O
for	O
some	O
popular	O
8-bit	O
character	B-General_Concept
sets	I-General_Concept
and	O
the	O
first	O
two	O
blocks	O
of	O
characters	O
in	O
Unicode	O
.	O
</s>
<s>
ISO-8859-1	O
was	O
(	O
according	O
to	O
the	O
standard	O
,	O
at	O
least	O
)	O
the	O
default	O
encoding	O
of	O
documents	O
delivered	O
via	O
HTTP	B-Protocol
with	O
a	O
MIME	B-Application
type	I-Application
beginning	O
with	O
"	O
text/	O
"	O
(	O
HTML5	B-Application
changed	O
this	O
to	O
Windows-1252	O
)	O
.	O
</s>
<s>
It	O
is	O
the	O
most	O
declared	O
single-byte	O
character	B-General_Concept
encoding	I-General_Concept
in	O
the	O
world	O
on	O
the	O
Web	O
,	O
but	O
as	O
Web	O
browsers	O
interpret	O
it	O
as	O
the	O
superset	O
Windows-1252	O
,	O
the	O
documents	O
may	O
include	O
characters	O
from	O
that	O
set	O
.	O
</s>
<s>
Depending	O
on	O
the	O
country	O
or	O
language	O
,	O
use	O
(	O
on	O
websites	O
at	O
least	O
)	O
can	O
be	O
much	O
higher	O
than	O
the	O
global	O
average	O
,	O
e.g.	O
</s>
<s>
(	O
including	O
Windows-1252	O
)	O
,	O
for	O
Brazil	O
according	O
to	O
website	O
use	O
,	O
use	O
is	O
at	O
9.2	O
%	O
,	O
and	O
in	O
Germany	O
at	O
3.9	O
%	O
.	O
</s>
<s>
ISO-8859-1	O
was	O
the	O
default	O
encoding	O
of	O
the	O
values	O
of	O
certain	O
descriptive	O
HTTP	B-Protocol
headers	O
,	O
and	O
defined	O
the	O
repertoire	O
of	O
characters	O
allowed	O
in	O
HTML3.2	O
documents	O
,	O
and	O
is	O
specified	O
by	O
many	O
other	O
standards	O
.	O
</s>
<s>
It	O
's	O
rarely	O
assumed	O
to	O
be	O
the	O
encoding	O
of	O
text	O
in	O
operating	O
systems	O
(	O
while	O
it	O
was	O
very	O
common	O
in	O
the	O
past	O
)	O
,	O
though	O
if	O
an	O
8-bit	O
encoding	O
is	O
used	O
then	O
its	O
superset	O
encoding	O
Windows-1252	O
is	O
most	O
likely	O
to	O
be	O
used	O
,	O
on	O
Microsoft	B-Application
Windows	I-Application
if	O
there	O
is	O
no	O
byte	B-Application
order	O
mark	O
(	O
BOM	O
)	O
;	B-Device
this	O
is	O
only	O
gradually	O
being	O
changed	O
to	O
UTF-8	O
.	O
</s>
<s>
Code	O
page	O
28591	O
a.k.a.	O
</s>
<s>
IBM	O
calls	O
it	O
code	B-General_Concept
page	I-General_Concept
819	I-General_Concept
or	O
CP819	O
(	O
CCSID	O
819	O
)	O
.	O
</s>
<s>
Oracle	B-Application
calls	O
it	O
WE8ISO8859P1	O
.	O
</s>
<s>
Also	O
,	O
this	O
scheme	O
does	O
not	O
provide	O
for	O
oriented	O
(	O
6	O
-	O
or	O
9-shaped	O
)	O
single	O
or	O
double	O
quotation	O
marks	O
.	O
</s>
<s>
ISO	O
8859-1	O
was	O
based	O
on	O
the	O
Multinational	O
Character	B-General_Concept
Set	I-General_Concept
(	O
MCS	O
)	O
used	O
by	O
Digital	O
Equipment	O
Corporation	O
(	O
DEC	O
)	O
in	O
the	O
popular	O
VT220	B-Device
terminal	O
in	O
1983	O
.	O
</s>
<s>
In	O
1985	O
,	O
Commodore	O
adopted	O
ECMA-94	O
for	O
its	O
new	O
AmigaOS	B-Application
operating	O
system	O
.	O
</s>
<s>
In	O
1992	O
,	O
the	O
IANA	O
registered	O
the	O
character	O
map	O
ISO_8859-1:1987	O
,	O
more	O
commonly	O
known	O
by	O
its	O
preferred	O
MIME	B-Protocol
name	O
of	O
ISO-8859-1	O
(	O
note	O
the	O
extra	O
hyphen	O
over	O
ISO	O
8859-1	O
)	O
,	O
a	O
superset	O
of	O
ISO	O
8859-1	O
,	O
for	O
use	O
on	O
the	O
Internet	O
.	O
</s>
<s>
Ironically	O
,	O
three	O
of	O
the	O
newly	O
added	O
characters	O
(	O
,	O
,	O
and	O
)	O
had	O
already	O
been	O
present	O
in	O
DEC	O
's	O
1983	O
Multinational	O
Character	B-General_Concept
Set	I-General_Concept
(	O
MCS	O
)	O
,	O
the	O
predecessor	O
to	O
ISO/IEC	O
8859-1	O
(	O
1987	O
)	O
.	O
</s>
<s>
The	O
popular	O
Windows-1252	O
character	B-General_Concept
set	I-General_Concept
adds	O
all	O
the	O
missing	O
characters	O
provided	O
by	O
ISO/IEC	O
8859-15	O
,	O
plus	O
a	O
number	O
of	O
typographic	O
symbols	O
,	O
by	O
replacing	O
the	O
rarely	O
used	O
C1	O
controls	O
in	O
the	O
range	O
128	O
to	O
159	O
(	O
hex	O
80	O
to	O
9F	O
)	O
.	O
</s>
<s>
Many	O
Web	O
browsers	O
and	O
e-mail	O
clients	O
will	O
interpret	O
ISO-8859-1	O
control	O
codes	O
as	O
Windows-1252	O
characters	O
,	O
and	O
that	O
behavior	O
was	O
later	O
standardized	O
in	O
HTML5	B-Application
.	O
</s>
<s>
The	O
Apple	B-Device
Macintosh	I-Device
computer	I-Device
introduced	O
a	O
character	B-General_Concept
encoding	I-General_Concept
called	O
Mac	B-Device
Roman	O
in	O
1984	O
.	O
</s>
<s>
It	O
is	O
a	O
superset	O
of	O
ASCII	B-Protocol
,	O
and	O
has	O
most	O
of	O
the	O
characters	O
that	O
are	O
in	O
ISO-8859-1	O
and	O
all	O
the	O
extra	O
characters	O
from	O
Windows-1252	O
,	O
but	O
in	O
a	O
totally	O
different	O
arrangement	O
.	O
</s>
<s>
The	O
few	O
printable	O
characters	O
that	O
are	O
in	O
ISO/IEC	O
8859-1	O
,	O
but	O
not	O
in	O
this	O
set	O
,	O
are	O
often	O
a	O
source	O
of	O
trouble	O
when	O
editing	O
text	O
on	O
Web	O
sites	O
using	O
older	O
Macintosh	B-Device
browsers	O
,	O
including	O
the	O
last	O
version	O
of	O
Internet	B-Protocol
Explorer	I-Protocol
for	I-Protocol
Mac	I-Protocol
.	O
</s>
<s>
DOS	B-Device
has	O
code	O
page	O
850	O
,	O
which	O
has	O
all	O
printable	O
characters	O
that	O
ISO-8859-1	O
has	O
,	O
albeit	O
in	O
a	O
totally	O
different	O
arrangement	O
,	O
plus	O
the	O
most	O
widely	O
used	O
graphic	O
characters	O
from	O
code	O
page	O
437	O
.	O
</s>
<s>
This	O
proprietary	O
character	B-General_Concept
set	I-General_Concept
was	O
sometimes	O
referred	O
to	O
simply	O
as	O
"	O
ECMA-94	O
"	O
as	O
well	O
.	O
</s>
