<s>
DataFlex	B-Application
is	O
an	O
object-oriented	B-Language
high-level	B-Language
programming	I-Language
language	I-Language
and	O
a	O
fourth	O
generation	O
visual	O
tool	O
4GL	B-Language
for	O
developing	O
Windows	O
,	O
web	O
and	O
mobile	O
software	O
applications	O
on	O
one	O
framework-based	O
platform	O
.	O
</s>
<s>
DataFlex	B-Application
can	O
be	O
traced	O
back	O
to	O
1982	O
when	O
the	O
company	O
called	O
Data	O
Access	O
Corporation	O
(	O
founded	O
in	O
1976	O
)	O
created	O
and	O
developed	O
a	O
language	O
allowing	O
application	O
code	O
to	O
run	O
on	O
almost	O
any	O
system	O
architecture	O
,	O
regardless	O
of	O
hardware	O
.	O
</s>
<s>
It	O
started	O
as	O
a	O
relatively	O
early	O
example	O
of	O
a	O
fully	O
fledged	O
and	O
commercially	O
used	O
fourth-generation	B-Language
programming	I-Language
language	I-Language
(	O
4GL	B-Language
)	O
.	O
</s>
<s>
In	O
its	O
early	O
forms	O
,	O
DataFlex	B-Application
was	O
available	O
for	O
CP/M	B-Application
,	O
MS-DOS	B-Application
,	O
TurboDOS	B-Operating_System
,	O
Novell	B-Operating_System
NetWare	I-Operating_System
,	O
OS/2	B-Application
,	O
Unix	B-Application
,	O
VMS	B-Operating_System
and	O
IBM	B-Application
AIX	I-Application
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
By	O
1985	O
,	O
DataFlex	B-Application
was	O
applied	O
in	O
a	O
variety	O
of	O
high-tech	O
industries	O
including	O
automated	O
inventory	O
control	O
systems	O
and	O
insurance	O
fraud	O
detection	O
systems	O
.	O
</s>
<s>
DataFlex	B-Application
has	O
lasted	O
many	O
years	O
as	O
a	O
niche	O
application	O
development	O
environment	O
.	O
</s>
<s>
The	O
DataFlex	B-Application
product	O
supports	O
many	O
relational	O
database	O
environments	O
:	O
Oracle	B-General_Concept
database	I-General_Concept
,	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
,	O
IBM	B-Application
Db2	I-Application
,	O
MySQL	B-Application
,	O
PostgreSQL	B-Application
and	O
any	O
ODBC	B-Application
database	O
.	O
</s>
<s>
DataFlex	B-Application
applications	O
are	O
used	O
by	O
around	O
3	O
million	O
users	O
.	O
</s>
<s>
DataFlex	B-Application
is	O
developed	O
and	O
provided	O
by	O
Data	O
Access	O
Worldwide	O
,	O
a	O
software	O
company	O
with	O
main	O
offices	O
in	O
Miami	O
,	O
Florida	O
,	O
Hengelo	O
,	O
Netherlands	O
,	O
and	O
São	O
Paulo	O
,	O
Brazil	O
.	O
</s>
<s>
The	O
DataFlex	B-Application
language	O
supports	O
:	O
</s>
<s>
Supports	O
many	O
database	O
environments	O
:	O
Oracle	B-General_Concept
database	I-General_Concept
,	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
,	O
IBM	B-Application
Db2	I-Application
,	O
MySQL	B-Application
,	O
PostgreSQL	B-Application
as	O
well	O
as	O
any	O
ODBC	B-Application
database	O
.	O
</s>
<s>
Flexibility	O
;	O
the	O
language	O
is	O
object	B-Language
oriented	I-Language
,	O
so	O
developers	O
can	O
create	O
subclasses	O
and	O
libraries	O
.	O
</s>
<s>
Code	O
compiles	O
to	O
an	O
intermediate	O
byte-code	O
which	O
makes	O
the	O
programs	O
easily	O
portable	O
between	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
Embedded	O
Database	O
access	O
is	O
ISAM-based	O
.	O
</s>
<s>
The	O
DataFlex	B-Application
programming	O
language	O
is	O
used	O
in	O
the	O
following	O
development	O
environments	O
:	O
</s>
<s>
DataFlex	B-Application
Studio	O
This	O
is	O
the	O
flagship	O
visual	O
development	O
environment	O
from	O
Data	O
Access	O
Worldwide	O
.	O
</s>
<s>
DataFlex	B-Application
is	O
available	O
for	O
Microsoft	B-Application
Windows	I-Application
only	O
.	O
</s>
<s>
DataFlex	B-Application
is	O
a	O
GUI	B-Application
development	O
language	O
in	O
a	O
style	O
comparable	O
with	O
Visual	B-Language
Basic	I-Language
,	O
Delphi	B-Language
and	O
C++	B-Language
.	O
</s>
<s>
From	O
version	O
4	O
(	O
1996	O
)	O
up	O
until	O
version	O
17.1	O
(	O
2015	O
)	O
,	O
the	O
product	O
was	O
labeled	O
Visual	B-Application
DataFlex	I-Application
.	O
</s>
<s>
DataFlex	B-Application
WebApp	O
Server	O
Available	O
for	O
Microsoft	B-Application
IIS	I-Application
only	O
,	O
the	O
DataFlex	B-Application
WebApp	O
Server	O
can	O
be	O
used	O
to	O
develop	O
thin	O
client	O
applications	O
such	O
as	O
browser-based	O
applications	O
(	O
both	O
full	O
class	O
browsers	O
such	O
as	O
Google	B-Application
Chrome	I-Application
,	O
Internet	B-Application
Explorer	I-Application
,	O
Mozilla	B-Application
Firefox	I-Application
and	O
Opera	B-Application
,	O
as	O
well	O
as	O
WAP	B-Protocol
browsers	I-Protocol
)	O
.	O
</s>
<s>
Web	B-Application
Framework	I-Application
DataFlex	B-Application
includes	O
a	O
web	B-Application
framework	I-Application
for	O
writing	O
web	O
and	O
mobile	O
applications	O
.	O
</s>
<s>
Character	O
mode	O
DataFlex	B-Application
The	O
latest	O
iteration	O
of	O
the	O
original	O
character	O
mode	O
application	O
(	O
3.2	O
)	O
is	O
available	O
as	O
a	O
Console	O
Mode	O
application	O
for	O
MS-DOS	B-Application
,	O
Microsoft	B-Application
Windows	I-Application
and	O
Unix	B-Application
variants	O
(	O
notably	O
Linux	B-Application
)	O
.	O
</s>
