<s>
SuperBASIC	B-Language
is	O
an	O
advanced	O
variant	O
of	O
the	O
BASIC	B-Language
programming	I-Language
language	I-Language
with	O
many	O
structured	B-Language
programming	I-Language
additions	O
.	O
</s>
<s>
Originally	O
SuperBASIC	B-Language
was	O
intended	O
as	O
the	O
BASIC	B-Language
interpreter	I-Language
for	O
a	O
home	O
computer	O
code-named	O
SuperSpectrum	O
,	O
then	O
under	O
development	O
.	O
</s>
<s>
This	O
project	O
was	O
later	O
cancelled	O
;	O
however	O
,	O
SuperBASIC	B-Language
was	O
subsequently	O
included	O
in	O
the	O
ROM	B-Device
firmware	B-Application
of	O
the	O
Sinclair	B-Device
QL	I-Device
microcomputer	B-Architecture
(	O
announced	O
in	O
January	O
1984	O
)	O
,	O
also	O
serving	O
as	O
the	O
command	O
line	O
interpreter	O
for	O
the	O
QL	O
's	O
QDOS	B-Operating_System
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
first	O
second-generation	O
BASICs	O
to	O
be	O
integrated	O
into	O
a	O
microcomputer	B-Architecture
's	O
operating	B-General_Concept
system	I-General_Concept
(	O
unlike	O
BBC	B-Language
BASIC	I-Language
which	O
preceded	O
it	O
in	O
1981	O
)	O
,	O
making	O
the	O
OS	O
user-extendable	O
—	O
as	O
done	O
by	O
Linus	O
Torvalds	O
in	O
his	O
formative	O
years	O
.	O
</s>
<s>
array	B-Data_Structure
operations	O
:	O
slicing	O
,	O
joining	O
etc	O
.	O
</s>
<s>
by	O
entering	O
NEW	O
)	O
,	O
the	O
function	O
will	O
act	O
like	O
an	O
extension	O
to	O
the	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
Similarly	O
,	O
according	O
to	O
the	O
QL	O
User	O
Guide	O
,	O
"	O
many	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
commands	O
are	O
themselves	O
defined	O
as	O
procedures.	O
"	O
</s>
