<s>
ZPE	B-Language
Programming	I-Language
Environment	I-Language
(	O
or	O
simply	O
ZPE	O
)	O
formally	O
the	O
Zenith	B-Language
Parsing	I-Language
Engine	I-Language
is	O
a	O
general-purpose	B-Language
compiler	B-Language
,	O
parser	B-Language
and	O
runtime	O
environment	O
for	O
the	O
YASS	O
language	O
designed	O
for	O
educational	O
use	O
as	O
well	O
as	O
for	O
its	O
general	O
use	O
.	O
</s>
<s>
The	O
language	O
it	O
interprets	O
,	O
YASS	O
,	O
is	O
an	O
interpreted	B-Application
,	O
high-level	B-Language
,	O
general-purpose	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
The	O
Zenith	B-Language
Parsing	I-Language
Engine	I-Language
(	O
formerly	O
ZenithParser	O
)	O
powers	O
the	O
underlying	O
parsers	B-Language
including	O
the	O
CSV	O
,	O
JSON	O
and	O
XML	O
parsers	B-Language
.	O
</s>
<s>
The	O
language	O
interpreted	B-Application
by	O
the	O
ZPE	O
runtime	O
is	O
known	O
as	O
YASS	O
or	O
Yet	O
Another	O
Simple	O
Syntax	O
.	O
</s>
<s>
Several	O
languages	O
influenced	O
the	O
YASS	O
syntax	O
including	O
C	B-Language
,	O
PHP	B-Application
,	O
Java	B-Language
,	O
JavaScript	B-Language
,	O
VB.NET	B-Language
,	O
C#	O
.NET	O
,	O
SML	B-Language
and	O
Python	B-Language
which	O
has	O
remained	O
largely	O
the	O
same	O
since	O
about	O
version	O
1.5	O
.	O
</s>
<s>
Some	O
websites	O
are	O
already	O
using	O
ZPE	O
alongside	O
other	O
languages	O
such	O
as	O
PHP	B-Application
.	O
</s>
<s>
The	O
ZPE	B-Language
Programming	I-Language
Environment	I-Language
itself	O
is	O
written	O
in	O
Java	B-Language
making	O
it	O
cross-platform	B-Operating_System
.	O
</s>
<s>
A	O
side	O
effect	O
of	O
this	O
is	O
that	O
certain	O
plugins	O
and	O
built-in	O
objects	O
are	O
completely	O
written	O
in	O
Java	B-Language
.	O
</s>
<s>
Whilst	O
ZPE	O
is	O
closed	B-Application
source	I-Application
,	O
the	O
standard	O
library	O
is	O
open-source	B-License
and	O
written	O
in	O
YASS	O
itself	O
.	O
</s>
<s>
ZPE	O
also	O
features	O
a	O
built-in	O
parser	B-Language
known	O
as	O
the	O
ZenithParser	O
which	O
forms	O
the	O
foundation	O
of	O
the	O
whole	O
language	O
processor	O
and	O
performs	O
both	O
lexical	B-Application
analysis	I-Application
and	O
compiler	B-Application
optimisation	I-Application
on	O
textual	O
input	O
.	O
</s>
<s>
ZPE	O
originally	O
had	O
no	O
mathematical	O
parser	B-Language
which	O
meant	O
that	O
functions	O
were	O
used	O
for	O
addition	O
,	O
subtraction	O
,	O
division	O
and	O
multiplication	O
.	O
</s>
<s>
In	O
late	O
2015	O
,	O
still	O
in	O
version	O
1.3.x	O
of	O
ZPE	O
,	O
the	O
Real	O
Math	O
Mode	O
(	O
RMM	O
)	O
parser	B-Language
was	O
added	O
.	O
</s>
<s>
To	O
improve	O
performance	O
,	O
the	O
Real	O
Math	O
Mode	O
parser	B-Language
was	O
replaced	O
by	O
the	O
Logical	O
And	O
Mathematical	O
Parser	B-Language
(	O
LAMP	O
)	O
in	O
2016	O
and	O
then	O
the	O
Logical	O
And	O
Mathematical	O
Evaluator	B-Application
(	O
LAME	O
)	O
in	O
2019	O
.	O
</s>
<s>
In	O
August	O
2022	O
,	O
using	O
the	O
GraalVM	O
compiler	B-Language
,	O
a	O
aarch-64	O
build	O
was	O
compiled	B-Language
.	O
</s>
<s>
ZPE	O
Native	O
can	O
improve	O
performance	O
considerably	O
but	O
is	O
not	O
cross-platform	B-Operating_System
and	O
is	O
only	O
available	O
on	O
current	O
platforms	O
at	O
present	O
.	O
</s>
<s>
Certain	O
libraries	O
are	O
written	O
in	O
the	O
YASS	O
language	O
itself	O
and	O
then	O
compiled	B-Language
.	O
</s>
<s>
Other	O
libraries	O
are	O
written	O
in	O
native	O
Java	B-Language
.	O
</s>
