<s>
Delphi	B-Language
is	O
a	O
general-purpose	B-Language
programming	I-Language
language	I-Language
and	O
a	O
software	O
product	O
that	O
uses	O
the	O
Delphi	B-Language
dialect	O
of	O
the	O
Object	B-Language
Pascal	I-Language
programming	O
language	O
and	O
provides	O
an	O
integrated	B-Application
development	I-Application
environment	I-Application
(	O
IDE	B-Application
)	O
for	O
rapid	O
application	O
development	O
of	O
desktop	O
,	O
mobile	B-Application
,	O
web	B-Application
,	O
and	O
console	B-Device
software	O
,	O
currently	O
developed	O
and	O
maintained	O
by	O
Embarcadero	O
Technologies	O
.	O
</s>
<s>
Delphi	B-Language
's	O
compilers	B-Language
generate	O
native	B-Language
code	I-Language
for	O
Microsoft	B-Application
Windows	I-Application
,	O
macOS	B-Application
,	O
iOS	B-Application
,	O
Android	B-Application
and	O
Linux	B-Application
(	O
x64	B-Device
)	O
.	O
</s>
<s>
Delphi	B-Language
includes	O
a	O
code	O
editor	O
,	O
a	O
visual	O
designer	O
,	O
an	O
integrated	O
debugger	O
,	O
a	O
source	B-Architecture
code	I-Architecture
control	I-Architecture
component	O
,	O
and	O
support	O
for	O
third-party	O
plugins	B-Application
.	O
</s>
<s>
The	O
code	O
editor	O
features	O
Code	B-Application
Insight	I-Application
(	O
code	O
completion	O
)	O
,	O
Error	O
Insight	O
(	O
real-time	O
error-checking	O
)	O
,	O
and	O
refactoring	O
.	O
</s>
<s>
The	O
visual	O
forms	O
designer	O
has	O
the	O
option	O
of	O
using	O
either	O
the	O
Visual	B-Library
Component	I-Library
Library	I-Library
(	O
VCL	B-Library
)	O
for	O
pure	O
Windows	O
development	O
or	O
the	O
FireMonkey	B-Language
(	O
FMX	O
)	O
framework	O
for	O
cross-platform	B-Operating_System
development	O
.	O
</s>
<s>
Delphi	B-Language
is	O
known	O
for	O
its	O
fast	O
compilation	B-Language
speed	O
,	O
native	B-Language
code	I-Language
,	O
and	O
developer	O
productivity	O
.	O
</s>
<s>
Delphi	B-Language
was	O
originally	O
developed	O
by	O
Borland	O
as	O
a	O
rapid	O
application	O
development	O
tool	O
for	O
Windows	O
as	O
the	O
successor	O
of	O
Turbo	B-Application
Pascal	I-Application
.	O
</s>
<s>
Delphi	B-Language
added	O
full	O
object-oriented	B-Language
programming	I-Language
to	O
the	O
existing	O
language	O
,	O
and	O
the	O
language	O
has	O
grown	O
to	O
support	O
generics	O
,	O
anonymous	B-General_Concept
methods	I-General_Concept
,	O
closures	O
,	O
and	O
native	O
Component	B-Application
Object	I-Application
Model	I-Application
(	O
COM	B-Application
)	O
support	O
.	O
</s>
<s>
Delphi	B-Language
and	O
its	O
C++	B-Language
counterpart	O
,	O
C++Builder	B-Language
,	O
are	O
interoperable	O
and	O
jointly	O
sold	O
under	O
the	O
name	O
RAD	O
Studio	O
.	O
</s>
<s>
Delphi	B-Language
supports	O
rapid	O
application	O
development	O
(	O
RAD	O
)	O
.	O
</s>
<s>
Prominent	O
features	O
are	O
a	O
visual	O
designer	O
and	O
two	O
application	B-Application
frameworks	I-Application
,	O
VCL	B-Library
for	O
Windows	O
and	O
FireMonkey	B-Language
(	O
FMX	O
)	O
for	O
cross-platform	B-Operating_System
development	O
.	O
</s>
<s>
Delphi	B-Language
uses	O
the	O
Pascal-based	O
programming	O
language	O
Object	B-Language
Pascal	I-Language
created	O
by	O
Anders	O
Hejlsberg	O
for	O
Borland	O
(	O
now	O
IDERA	O
)	O
as	O
the	O
successor	O
to	O
Turbo	B-Application
Pascal	I-Application
.	O
</s>
<s>
It	O
supports	O
native	O
cross-compilation	B-Application
to	O
many	O
platforms	O
including	O
Windows	O
,	O
Linux	B-Application
,	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
To	O
better	O
support	O
development	O
for	O
Microsoft	B-Application
Windows	I-Application
and	O
interoperate	O
with	O
code	O
developed	O
with	O
other	O
software	O
development	O
tools	O
,	O
Delphi	B-Language
supports	O
independent	O
interfaces	B-Application
of	O
Component	B-Application
Object	I-Application
Model	I-Application
(	O
COM	B-Application
)	O
with	O
reference	B-General_Concept
counted	I-General_Concept
class	O
implementations	O
,	O
and	O
support	O
for	O
many	O
third-party	O
components	O
.	O
</s>
<s>
Interface	B-Application
implementations	O
can	O
be	O
delegated	O
to	O
fields	O
or	O
properties	O
of	O
classes	O
.	O
</s>
<s>
Database	O
connectivity	O
is	O
extensively	O
supported	O
through	O
VCL	B-Library
database-aware	O
and	O
database	O
access	O
components	O
.	O
</s>
<s>
Later	O
versions	O
have	O
included	O
upgraded	O
and	O
enhanced	O
runtime	B-Library
library	I-Library
routines	O
,	O
some	O
provided	O
by	O
the	O
community	O
group	O
FastCode	B-Language
.	O
</s>
<s>
Delphi	B-Language
uses	O
a	O
strongly	O
typed	O
high-level	B-Language
programming	I-Language
language	I-Language
,	O
intended	O
to	O
be	O
easy	O
to	O
use	O
and	O
originally	O
based	O
on	O
the	O
earlier	O
Object	B-Language
Pascal	I-Language
language	O
.	O
</s>
<s>
Pascal	B-Application
was	O
originally	O
developed	O
as	O
a	O
general-purpose	B-Language
language	O
"	O
suitable	O
for	O
expressing	O
the	O
fundamental	O
constructs	O
known	O
at	O
the	O
time	O
in	O
a	O
concise	O
and	O
logical	O
way	O
"	O
,	O
and	O
"	O
its	O
implementation	O
was	O
to	O
be	O
efficient	O
and	O
competitive	O
with	O
existing	O
FORTRAN	O
compilers	B-Language
"	O
but	O
without	O
low-level	O
programming	O
facilities	O
or	O
access	O
to	O
hardware	O
.	O
</s>
<s>
Turbo	B-Application
Pascal	I-Application
and	O
its	O
descendants	O
,	O
including	O
Delphi	B-Language
,	O
support	O
access	O
to	O
hardware	O
and	O
low-level	O
programming	O
,	O
with	O
the	O
facility	O
to	O
incorporate	O
code	O
written	O
in	O
assembly	B-Language
language	I-Language
and	O
other	O
languages	O
.	O
</s>
<s>
Delphi	B-Language
's	O
object	B-Language
orientation	I-Language
features	O
only	O
class	O
-	O
and	O
interface-based	O
polymorphism	B-Application
.	O
</s>
<s>
Objects	O
are	O
actually	O
references	O
to	O
the	O
objects	O
(	O
as	O
in	O
Java	B-Language
)	O
,	O
which	O
Delphi	B-Language
implicitly	O
de-references	O
,	O
so	O
there	O
is	O
usually	O
no	O
need	O
to	O
manually	O
allocate	O
memory	O
for	O
pointers	O
to	O
objects	O
or	O
use	O
similar	O
techniques	O
that	O
some	O
other	O
languages	O
need	O
.	O
</s>
<s>
For	O
dedicated	O
string	O
types	O
Delphi	B-Language
handles	O
memory	O
management	O
without	O
programmer	O
intervention	O
.	O
</s>
<s>
Since	O
Borland	O
Developer	O
Studio	O
2006	O
there	O
are	O
functions	O
to	O
locate	O
memory	B-Error_Name
leaks	I-Error_Name
.	O
</s>
<s>
Delphi	B-Language
includes	O
an	O
integrated	O
IDE	B-Application
.	O
</s>
<s>
The	O
Delphi	B-Language
products	O
all	O
ship	O
with	O
a	O
run-time	B-Library
library	I-Library
(	O
RTL	B-Library
)	O
and	O
a	O
Visual	B-Library
Component	I-Library
Library	I-Library
(	O
VCL	B-Library
)	O
,	O
including	O
most	O
of	O
its	O
source	O
code	O
.	O
</s>
<s>
Third-party	O
components	O
(	O
sometimes	O
with	O
full	O
source	O
code	O
)	O
and	O
tools	O
to	O
enhance	O
the	O
IDE	B-Application
or	O
for	O
other	O
Delphi	B-Language
related	O
development	O
tasks	O
are	O
available	O
,	O
some	O
free	O
of	O
charge	O
.	O
</s>
<s>
The	O
IDE	B-Application
includes	O
a	O
GUI	O
for	O
localization	O
and	O
translation	O
of	O
created	O
programs	O
that	O
may	O
be	O
deployed	O
to	O
a	O
translator	O
;	O
there	O
are	O
also	O
third-party	O
tools	O
with	O
more	O
features	O
for	O
this	O
purpose	O
.	O
</s>
<s>
The	O
VCL	B-Library
framework	O
maintains	O
a	O
high	O
level	O
of	O
source	O
compatibility	O
between	O
versions	O
,	O
which	O
simplifies	O
updating	O
existing	O
source	O
code	O
to	O
a	O
newer	O
Delphi	B-Language
version	O
.	O
</s>
<s>
The	O
VCL	B-Library
was	O
an	O
early	O
adopter	O
of	O
dependency	B-Library
injection	I-Library
or	O
inversion	B-Language
of	I-Language
control	I-Language
;	O
it	O
uses	O
a	O
re-usable	O
component	O
model	O
,	O
extensible	O
by	O
the	O
developer	O
.	O
</s>
<s>
With	O
class	O
helpers	O
new	O
functionality	O
can	O
be	O
introduced	O
to	O
core	O
RTL	B-Library
and	O
VCL	B-Library
classes	O
without	O
changing	O
the	O
original	O
source	O
code	O
of	O
the	O
RTL	B-Library
or	O
VCL	B-Library
.	O
</s>
<s>
The	O
compiler	B-Language
is	O
optimizing	B-Application
and	O
is	O
a	O
single-pass	B-Language
compiler	I-Language
.	O
</s>
<s>
It	O
can	O
optionally	O
compile	B-Language
to	O
a	O
single	O
executable	B-Application
which	O
does	O
not	O
require	O
DLLs	O
.	O
</s>
<s>
Delphi	B-Language
can	O
also	O
generate	O
standard	O
DLLs	O
,	O
ActiveX	B-Application
DLLs	O
,	O
COM	B-Application
automation	O
servers	O
and	O
Windows	O
services	O
.	O
</s>
<s>
The	O
Delphi	B-Language
IDEs	O
since	O
Delphi	B-Language
2005	O
increasingly	O
support	O
refactoring	O
features	O
such	O
as	O
method	O
extraction	O
and	O
the	O
possibility	O
to	O
create	O
UML	B-Language
models	O
from	O
the	O
source	O
code	O
or	O
to	O
modify	O
the	O
source	O
through	O
changes	O
made	O
in	O
the	O
model	O
.	O
</s>
<s>
Delphi	B-Language
has	O
communities	O
on	O
the	O
web	B-Application
,	O
where	O
also	O
its	O
employees	O
actively	O
participate	O
.	O
</s>
<s>
Delphi	B-Language
is	O
one	O
of	O
the	O
languages	O
where	O
backward	B-General_Concept
compatibility	I-General_Concept
is	O
close	O
to	O
100%	O
.	O
</s>
<s>
Although	O
each	O
new	O
release	O
of	O
Delphi	B-Language
attempts	O
to	O
keep	O
as	O
much	O
backward	B-General_Concept
compatibility	I-General_Concept
as	O
possible	O
to	O
allow	O
existing	O
code	O
reuse	O
,	O
new	O
features	O
,	O
new	O
libraries	O
,	O
and	O
improvements	O
sometimes	O
make	O
newer	O
releases	O
less	O
than	O
100%	O
backwards	B-General_Concept
compatible	I-General_Concept
.	O
</s>
<s>
Since	O
2016	O
,	O
there	O
have	O
been	O
new	O
releases	O
of	O
Delphi	B-Language
every	O
six	O
months	O
,	O
with	O
new	O
platforms	O
being	O
added	O
approximately	O
every	O
second	O
release	O
.	O
</s>
<s>
Delphi	B-Language
offers	O
two	O
frameworks	O
for	O
visual	O
application	O
development	O
,	O
VCL	B-Library
and	O
FireMonkey	B-Language
(	O
FMX	O
)	O
:	O
</s>
<s>
Visual	B-Library
Component	I-Library
Library	I-Library
(	O
VCL	B-Library
)	O
is	O
the	O
framework	O
for	O
developing	O
pure	O
Windows	B-Application
applications	I-Application
.	O
</s>
<s>
VCL	B-Library
is	O
a	O
long-standing	O
framework	O
,	O
included	O
in	O
the	O
first	O
release	O
of	O
Delphi	B-Language
and	O
actively	O
developed	O
ever	O
since	O
then	O
.	O
</s>
<s>
FireMonkey	B-Language
(	O
later	O
abbreviated	O
FMX	O
)	O
,	O
was	O
released	O
in	O
2011	O
,	O
as	O
part	O
of	O
Delphi	B-Language
XE2	O
,	O
together	O
with	O
an	O
additional	O
set	O
of	O
built-in	O
compilers	B-Language
for	O
non-Windows	O
platforms	O
.	O
</s>
<s>
FireMonkey	B-Language
is	O
a	O
cross-platform	B-Operating_System
framework	O
for	O
Windows	O
,	O
macOS	B-Application
,	O
iOS	B-Application
,	O
Android	B-Application
and	O
Linux	B-Application
(	O
x64	B-Device
)	O
.	O
</s>
<s>
The	O
GUI	O
parts	O
of	O
FireMonkey	B-Language
are	O
largely	O
based	O
on	O
Direct3D	O
and	O
OpenGL	O
.	O
</s>
<s>
FireMonkey	B-Language
is	O
not	O
compatible	O
with	O
VCL	B-Library
;	O
they	O
are	O
two	O
separate	O
frameworks	O
.	O
</s>
<s>
FireMonkey	B-Language
applications	O
do	O
,	O
however	O
,	O
allow	O
easy	O
sharing	O
of	O
non-visual	O
code	O
units	B-Architecture
with	O
VCL	B-Library
applications	O
,	O
enabling	O
a	O
lot	O
of	O
code	O
to	O
be	O
ported	O
or	O
shared	O
easily	O
between	O
the	O
platforms	O
.	O
</s>
<s>
Delphi	B-Language
and	O
its	O
C++	B-Language
counterpart	O
,	O
C++Builder	B-Language
,	O
are	O
interoperable	O
.	O
</s>
<s>
They	O
share	O
many	O
core	O
components	O
,	O
notably	O
the	O
IDE	B-Application
,	O
the	O
VCL	B-Library
and	O
FMX	O
frameworks	O
,	O
and	O
much	O
of	O
the	O
runtime	B-Library
library	I-Library
.	O
</s>
<s>
For	O
example	O
,	O
C++Builder	B-Language
6	O
and	O
later	O
can	O
combine	O
source	O
code	O
from	O
Delphi	B-Language
and	O
C++	B-Language
in	O
one	O
project	O
,	O
while	O
packages	O
compiled	B-Language
with	O
C++Builder	B-Language
can	O
be	O
used	O
from	O
within	O
Delphi	B-Language
.	O
</s>
<s>
In	O
2007	O
,	O
the	O
products	O
were	O
released	O
jointly	O
as	O
RAD	O
Studio	O
,	O
a	O
shared	O
host	O
for	O
Delphi	B-Language
and	O
C++Builder	B-Language
,	O
which	O
can	O
be	O
purchased	O
with	O
either	O
or	O
both	O
.	O
</s>
<s>
Delphi	B-Language
is	O
the	O
medium	O
used	O
to	O
teach	O
programming	O
in	O
South	O
African	O
schools	O
as	O
a	O
subject	O
of	O
information	O
technology	O
(	O
IT	O
)	O
.	O
</s>
<s>
Borland	O
Enterprise	O
Studio	O
for	O
Windows	O
supports	O
Delphi	B-Language
.	O
</s>
<s>
Borland	B-Application
Kylix	I-Application
:	O
Similar	O
to	O
Delphi	B-Language
,	O
but	O
for	O
Linux	B-Application
,	O
released	O
in	O
2001	O
.	O
</s>
<s>
This	O
was	O
the	O
first	O
attempt	O
to	O
add	O
Linux	B-Application
support	O
in	O
the	O
Delphi	B-Language
product	O
family	O
.	O
</s>
<s>
Kylix	B-Application
used	O
the	O
new	O
CLX	O
cross-platform	B-Operating_System
framework	O
(	O
based	O
on	O
QT	O
)	O
,	O
instead	O
of	O
Delphi	B-Language
's	O
VCL	B-Library
.	O
</s>
<s>
Kylix	B-Application
was	O
discontinued	O
after	O
version	O
3	O
.	O
</s>
<s>
Today	O
Linux	B-Application
support	O
is	O
integrated	O
into	O
the	O
main	O
Delphi	B-Language
product	O
and	O
uses	O
the	O
FireMonkey	B-Language
cross	B-Operating_System
platform	I-Operating_System
framework	O
.	O
</s>
<s>
InterBase	B-Application
is	O
an	O
embeddable	O
SQL	O
database	O
that	O
integrates	O
natively	O
to	O
Delphi	B-Language
and	O
C++Builder	B-Language
for	O
client/server	O
or	O
embedded	O
development	O
.	O
</s>
<s>
It	O
is	O
also	O
accessible	O
by	O
all	O
major	O
languages	O
and	O
platforms	O
in	O
the	O
market	O
with	O
database	O
connection	O
protocols	O
like	O
ODBC	O
,	O
ADO	O
,	O
ADO.NET	O
and	O
even	O
with	O
Java	B-Language
by	O
JDBC/ODBC	O
Bridge	O
or	O
Java	B-Language
type	O
4	O
connectors	O
.	O
</s>
<s>
JBuilder	B-Application
was	O
a	O
tool	O
for	O
Java	B-Language
development	O
based	O
on	O
Eclipse	O
since	O
version	O
JBuilder	B-Application
2007	O
.	O
</s>
<s>
RadPHP	B-General_Concept
(	O
later	O
replaced	O
with	O
HTML5	O
Builder	O
)	O
was	O
an	O
IDE	B-Application
for	O
PHP	B-Application
that	O
provided	O
true	O
RAD	O
functionality	O
.	O
</s>
<s>
It	O
has	O
a	O
form	O
designer	O
similar	O
to	O
that	O
of	O
Delphi	B-Language
or	O
Visual	B-Language
Basic	I-Language
,	O
and	O
an	O
integrated	O
debugger	O
based	O
on	O
the	O
Apache	B-Application
web	I-Application
server	I-Application
.	O
</s>
<s>
It	O
also	O
includes	O
a	O
VCL	B-Library
library	O
ported	O
to	O
PHP	B-Application
.	O
</s>
<s>
Unlike	O
other	O
IDEs	O
it	O
supports	O
Web	B-Application
2.0	O
features	O
such	O
as	O
AJAX	B-Device
.	O
</s>
<s>
Delphi	B-General_Concept
for	I-General_Concept
PHP	I-General_Concept
was	O
announced	O
on	O
March	O
20	O
,	O
2007	O
,	O
renamed	O
in	O
October	O
2010	O
to	O
RadPHP	B-General_Concept
,	O
and	O
is	O
based	O
on	O
Qadram	O
Q	O
studio	O
.	O
</s>
<s>
Delphi	B-Language
Prism	I-Language
(	O
later	O
known	O
as	O
Embarcadero	O
Prism	O
)	O
derived	O
from	O
the	O
Oxygene	B-Language
programming	I-Language
language	I-Language
(	O
previously	O
known	O
as	O
Chrome	B-Language
)	O
from	O
RemObjects	O
.	O
</s>
<s>
It	O
ran	O
in	O
the	O
Microsoft	O
Visual	O
Studio	O
IDE	B-Application
rather	O
than	O
RAD	O
Studio	O
.	O
</s>
<s>
It	O
was	O
licensed	O
and	O
re-branded	O
by	O
Embarcadero	O
to	O
replace	O
Delphi.NET	O
when	O
that	O
product	O
was	O
discontinued	O
.	O
</s>
<s>
Free	B-Operating_System
Pascal	I-Operating_System
is	O
an	O
open-source	O
Pascal	B-Application
cross-platform	B-Operating_System
cross-compiler	B-Application
that	O
supports	O
most	O
of	O
Delphi	B-Language
's	O
Object	B-Language
Pascal	I-Language
code	O
.	O
</s>
<s>
Free	B-Operating_System
Pascal	I-Operating_System
also	O
has	O
its	O
own	O
language	O
extensions	O
,	O
multiple	O
compiler	B-Language
[	O
language	O
syntax ]	O
modes	O
,	O
and	O
supports	O
18+	O
operating	O
systems	O
and	O
9+	O
processor	O
architectures	O
.	O
</s>
<s>
Lazarus	B-Language
is	O
a	O
cross-platform	B-Operating_System
RAD	O
IDE	B-Application
that	O
uses	O
the	O
Free	B-Operating_System
Pascal	I-Operating_System
compiler	I-Operating_System
.	O
</s>
<s>
FastCode	B-Language
–	O
Enhanced	O
runtime	B-Library
libraries	I-Library
and	O
memory	O
manager	O
.	O
</s>
<s>
OpenWire	B-Language
(	O
library	O
)	O
–	O
Data	O
flow	O
,	O
events	O
,	O
and	O
state	O
synchronization	O
component	O
library	O
.	O
</s>
<s>
Project	B-Language
Jedi	I-Language
(	O
Joint	O
Endeavor	O
of	O
Delphi	B-Language
Innovators	O
)	O
–	O
A	O
collaborative	O
open-source	O
effort	O
by	O
the	O
Delphi	B-Language
developer	O
community	O
to	O
provide	O
translations	O
of	O
Windows	B-Library
API	I-Library
interfaces	B-Application
,	O
additional	O
components	O
and	O
controls	O
,	O
and	O
algorithms	O
and	O
data	O
structures	O
.	O
</s>
<s>
Teechart	B-Application
–	O
Charting	O
library	O
.	O
</s>
