<s>
Mac	B-Application
OS	I-Application
Roman	O
is	O
a	O
character	B-General_Concept
encoding	I-General_Concept
created	O
by	O
Apple	O
Computer	O
,	O
Inc	O
.	O
for	O
use	O
by	O
Macintosh	B-Device
computers	O
.	O
</s>
<s>
Mac	B-Application
OS	I-Application
Roman	O
encodes	O
256	O
characters	O
,	O
the	O
first	O
128	O
of	O
which	O
are	O
identical	O
to	O
ASCII	B-Protocol
,	O
with	O
the	O
remaining	O
characters	O
including	O
mathematical	O
symbols	O
,	O
diacritics	O
,	O
and	O
additional	O
punctuation	O
marks	O
.	O
</s>
<s>
Mac	B-Application
OS	I-Application
Roman	O
is	O
an	O
extension	O
of	O
the	O
original	O
Macintosh	B-Device
character	B-General_Concept
set	I-General_Concept
,	O
which	O
encoded	O
only	O
217	O
characters	O
.	O
</s>
<s>
Full	O
support	O
for	O
Mac	B-Application
OS	I-Application
Roman	O
first	O
appeared	O
in	O
System	B-Protocol
6.0.4	I-Protocol
,	O
released	O
in	O
1989	O
,	O
and	O
the	O
encoding	O
is	O
still	O
supported	O
in	O
current	O
versions	O
of	O
macOS	B-Operating_System
,	O
though	O
the	O
standard	O
character	B-General_Concept
encodings	I-General_Concept
are	O
now	O
UTF-8	O
or	O
UTF-16	O
.	O
</s>
<s>
Apple	O
modified	O
Mac	B-Application
OS	I-Application
Roman	O
in	O
1998	O
with	O
the	O
release	O
of	O
Mac	B-Operating_System
OS	I-Operating_System
8.5	I-Operating_System
by	O
replacing	O
the	O
currency	O
sign	O
at	O
position	O
hexadecimal	O
0xDB	O
with	O
the	O
euro	O
sign	O
,	O
but	O
otherwise	O
the	O
encoding	O
has	O
been	O
unchanged	O
since	O
its	O
release	O
.	O
</s>
<s>
The	O
following	O
table	O
shows	O
how	O
characters	O
are	O
encoded	O
in	O
Mac	B-Application
OS	I-Application
Roman	O
.	O
</s>
<s>
The	O
Internet	O
Assigned	O
Numbers	O
Authority	O
identifies	O
this	O
encoding	O
using	O
the	O
string	O
"	O
macintosh	B-Device
"	O
.	O
</s>
<s>
The	O
MIME	B-Protocol
Content-Type	O
for	O
this	O
encoding	O
is	O
therefore	O
"	O
text/plain	O
;	O
charset	B-General_Concept
=	O
macintosh	B-Device
"	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
Mac	B-Application
OS	I-Application
Roman	O
and	O
all	O
other	O
"	O
scripts	O
"	O
(	O
as	O
classic	B-Application
Mac	I-Application
OS	I-Application
called	O
them	O
)	O
were	O
replaced	O
by	O
UTF-8	O
as	O
the	O
standard	O
character	B-General_Concept
encoding	I-General_Concept
for	O
the	O
Macintosh	B-Device
operating	O
system	O
.	O
</s>
<s>
However	O
,	O
the	O
default	O
character	B-General_Concept
encoding	I-General_Concept
in	O
Java	B-Language
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
remained	O
MacRoman	O
,	O
and	O
the	O
keyboard	O
layout	O
with	O
its	O
combination	O
of	O
control	B-Device
,	O
option	B-Device
,	O
and	O
dead	B-Device
keys	I-Device
still	O
map	O
to	O
the	O
original	O
characters	O
in	O
MacRoman	O
.	O
</s>
<s>
The	O
default	O
character	B-General_Concept
encoding	I-General_Concept
for	O
Java	B-Language
can	O
be	O
changed	O
to	O
UTF-8	O
by	O
adding	O
the	O
following	O
line	O
to	O
.profile	O
:	O
</s>
<s>
With	O
Java	B-Language
18	O
and	O
later	O
,	O
the	O
across	O
platforms	O
,	O
including	O
macOS	B-Operating_System
.	O
</s>
