<s>
Visual	B-Application
FoxPro	I-Application
is	O
a	O
Microsoft	O
data-centric	B-Operating_System
procedural	B-Application
programming	I-Application
language	I-Application
with	O
object-oriented	B-Language
programming	I-Language
(	O
OOP	O
)	O
features	O
.	O
</s>
<s>
It	O
was	O
derived	O
from	O
FoxPro	B-Application
(	O
originally	O
known	O
as	O
FoxBASE	B-Application
)	O
which	O
was	O
developed	O
by	O
Fox	B-Application
Software	I-Application
beginning	O
in	O
1984	O
.	O
</s>
<s>
FoxPro	B-Application
2.6	I-Application
worked	O
on	O
Mac	B-Application
OS	I-Application
,	O
DOS	B-Device
,	O
Windows	O
,	O
and	O
Unix	B-Application
.	O
</s>
<s>
Visual	B-Application
FoxPro	I-Application
3.0	O
,	O
the	O
first	O
"	O
Visual	O
"	O
version	O
,	O
reduced	O
platform	O
support	O
to	O
only	O
Mac	O
and	O
Windows	O
,	O
and	O
later	O
versions	O
5	O
,	O
6	O
,	O
7	O
,	O
8	O
and	O
9	O
were	O
Windows-only	O
.	O
</s>
<s>
The	O
current	O
version	O
of	O
Visual	B-Application
FoxPro	I-Application
is	O
COM-based	O
and	O
Microsoft	O
has	O
stated	O
that	O
they	O
do	O
not	O
intend	O
to	O
create	O
a	O
Microsoft	O
.NET	B-Application
version	O
.	O
</s>
<s>
Visual	B-Application
FoxPro	I-Application
originated	O
as	O
a	O
member	O
of	O
the	O
class	O
of	O
languages	O
commonly	O
referred	O
to	O
as	O
"	O
xBase	B-Language
"	O
languages	O
,	O
which	O
have	O
syntax	O
based	O
on	O
the	O
dBase	B-Application
programming	I-Application
language	I-Application
.	O
</s>
<s>
Other	O
members	O
of	O
the	O
xBase	B-Language
language	O
family	O
include	O
Clipper	B-Application
and	O
Recital	O
(	O
database	O
)	O
.	O
</s>
<s>
Visual	B-Application
FoxPro	I-Application
,	O
commonly	O
abbreviated	O
as	O
VFP	O
,	O
is	O
tightly	O
integrated	O
with	O
its	O
own	O
relational	O
database	O
engine	O
,	O
which	O
extends	O
FoxPro	B-Application
's	O
xBase	B-Language
capabilities	O
to	O
support	O
SQL	B-Language
query	O
and	O
data	O
manipulation	O
.	O
</s>
<s>
Unlike	O
most	O
database	B-Application
management	I-Application
systems	I-Application
,	O
Visual	B-Application
FoxPro	I-Application
is	O
a	O
full-featured	O
,	O
dynamic	B-Language
programming	I-Language
language	I-Language
that	O
does	O
not	O
require	O
the	O
use	O
of	O
an	O
additional	O
general-purpose	O
programming	B-Application
environment	I-Application
.	O
</s>
<s>
It	O
can	O
be	O
used	O
to	O
write	O
not	O
just	O
traditional	O
"	O
fat	B-Protocol
client	I-Protocol
"	O
applications	O
,	O
but	O
also	O
middleware	B-General_Concept
and	O
web	B-Application
applications	I-Application
.	O
</s>
<s>
In	O
late	O
2002	O
,	O
it	O
was	O
demonstrated	O
that	O
Visual	B-Application
FoxPro	I-Application
can	O
run	O
on	O
Linux	B-Application
under	O
the	O
Wine	B-Application
Windows	O
compatibility	O
suite	O
.	O
</s>
<s>
In	O
2003	O
,	O
this	O
led	O
to	O
complaints	O
by	O
Microsoft	O
:	O
it	O
was	O
claimed	O
that	O
the	O
deployment	O
of	O
runtime	O
FoxPro	B-Application
code	O
on	O
non-Windows	O
machines	O
violates	O
the	O
End	O
User	O
License	O
Agreement	O
.	O
</s>
<s>
Visual	B-Application
FoxPro	I-Application
had	O
a	O
rapid	O
rise	O
and	O
fall	O
in	O
popularity	O
as	O
measured	O
by	O
the	O
TIOBE	O
Programming	O
Community	O
Index	O
.	O
</s>
<s>
As	O
of	O
January	O
2023	O
,	O
Visual	B-Application
FoxPro	I-Application
holds	O
position	O
21	O
on	O
the	O
TIOBE	O
index	O
.	O
</s>
<s>
In	O
March	O
2007	O
,	O
Microsoft	O
announced	O
that	O
there	O
would	O
be	O
no	O
VFP	O
10	O
,	O
thus	O
making	O
VFP9	O
(	O
released	O
to	O
manufacturing	O
on	O
December	O
17	O
,	O
2004	O
)	O
the	O
last	O
commercial	B-Application
VFP	O
release	O
from	O
Microsoft	O
.	O
</s>
<s>
Service	O
Pack	O
2	O
for	O
Microsoft	B-Application
Visual	I-Application
FoxPro	I-Application
9.0	O
was	O
released	O
on	O
October	O
16	O
,	O
2007	O
.	O
</s>
<s>
"	O
Sedna	O
"	O
is	O
a	O
set	O
of	O
add-ons	O
to	O
VFP	O
9.0	O
of	O
xBase	B-Language
components	O
to	O
support	O
a	O
number	O
of	O
interoperability	O
scenarios	O
with	O
various	O
Microsoft	O
technologies	O
including	O
SQL	B-Application
Server	I-Application
2005	O
,	O
.NET	B-Application
Framework	I-Application
,	O
Windows	O
Vista	O
,	O
Office	O
2007	O
,	O
Windows	O
Search	O
and	O
Team	B-Application
Foundation	I-Application
Server	I-Application
(	O
TFS	O
)	O
.	O
</s>
<s>
Microsoft	O
released	O
Sedna	O
under	O
the	O
Shared	B-License
source	I-License
license	O
on	O
the	O
CodePlex	B-Protocol
site	O
.	O
</s>
<s>
Microsoft	O
has	O
clarified	O
that	O
the	O
VFP	O
core	O
will	O
still	O
remain	O
closed	B-Application
source	I-Application
.	O
</s>
<s>
As	O
of	O
March	O
2008	O
,	O
all	O
xBase	B-Language
components	O
of	O
the	O
VFP	O
9	O
SP2	O
(	O
including	O
Sedna	O
)	O
were	O
available	O
for	O
community-development	O
on	O
CodePlex	B-Protocol
.	O
</s>
<s>
In	O
late	O
March	O
2007	O
a	O
grassroots	O
campaign	O
was	O
started	O
by	O
the	O
Spanish-speaking	O
FoxPro	B-Application
community	O
at	O
MásFoxPro	O
(	O
"	O
MoreFoxPro	O
"	O
in	O
English	O
)	O
to	O
sign	O
a	O
petition	O
to	O
Microsoft	O
to	O
continue	O
updating	O
Visual	B-Application
FoxPro	I-Application
or	O
release	O
it	O
to	O
the	O
community	O
as	O
open-source	B-Application
.	O
</s>
<s>
"	O
We	O
're	O
very	O
aware	O
of	O
the	O
FoxPro	B-Application
community	O
and	O
that	O
played	O
a	O
large	O
part	O
in	O
what	O
we	O
announced	O
on	O
March	O
13th	O
.	O
</s>
<s>
"	O
We	O
're	O
not	O
announcing	O
the	O
end	O
of	O
FoxPro	B-Application
:	O
Obviously	O
,	O
FoxPro	B-Application
applications	O
will	O
continue	O
to	O
work	O
.	O
</s>
<s>
By	O
some	O
of	O
our	O
internal	O
estimates	O
,	O
there	O
are	O
more	O
applications	O
running	O
in	O
FoxPro	B-Application
2.6	I-Application
than	O
there	O
are	O
in	O
VFP	O
and	O
FoxPro	B-Application
2.6	I-Application
has	O
n't	O
been	O
supported	O
in	O
many	O
years	O
.	O
</s>
<s>
Visual	B-Application
FoxPro	I-Application
9	O
will	O
be	O
supported	O
by	O
Microsoft	O
through	O
2015	O
.	O
</s>
<s>
"	O
For	O
Microsoft	O
to	O
continue	O
to	O
evolve	O
the	O
FoxPro	B-Application
base	O
,	O
we	O
would	O
need	O
to	O
look	O
at	O
creating	O
a	O
64-bit	O
development	O
environment	O
and	O
that	O
would	O
involve	O
an	O
almost	O
complete	O
rewrite	O
of	O
the	O
core	O
product	O
.	O
</s>
<s>
We	O
've	O
also	O
invested	O
in	O
creating	O
a	O
scalable	O
database	O
with	O
SQL	B-Application
Server	I-Application
,	O
including	O
the	O
freely	O
available	O
SQL	B-Application
Server	I-Application
Express	O
Edition	O
.	O
</s>
<s>
As	O
far	O
as	O
forming	O
a	O
partnership	O
with	O
a	O
third-party	O
is	O
concerned	O
,	O
we	O
've	O
heard	O
from	O
a	O
number	O
of	O
large	O
FoxPro	B-Application
customers	O
that	O
this	O
would	O
make	O
it	O
impossible	O
for	O
them	O
to	O
continue	O
to	O
use	O
FoxPro	B-Application
since	O
it	O
would	O
no	O
longer	O
be	O
from	O
an	O
approved	O
vendor	O
.	O
</s>
<s>
We	O
felt	O
that	O
putting	O
the	O
environment	O
into	O
open	O
source	O
on	O
CodePlex	B-Protocol
,	O
which	O
balances	O
the	O
needs	O
of	O
both	O
the	O
community	O
and	O
the	O
large	O
customers	O
,	O
was	O
the	O
best	O
path	O
forward.	O
"	O
</s>
<s>
The	O
FoxPro	B-Application
language	O
contains	O
commands	O
quite	O
similar	O
to	O
other	O
programming	O
languages	O
such	O
as	O
Basic	O
.	O
</s>
<s>
VFP	O
has	O
an	O
extensive	O
library	O
of	O
predefined	O
classes	O
and	O
visual	B-Language
objects	I-Language
which	O
are	O
accessed	O
in	O
the	O
IDE	B-Application
by	O
a	O
Property	O
Sheet	O
(	O
including	O
Methods	B-Language
)	O
,	O
so	O
code	O
such	O
as	O
the	O
above	O
defining	O
classes	O
and	O
objects	O
are	O
only	O
needed	O
for	O
special	O
purposes	O
and	O
the	O
framework	B-Application
of	O
large	O
systems	O
.	O
</s>
