<s>
LiveScript	B-Language
is	O
a	O
functional	B-Language
programming	I-Language
language	I-Language
that	O
transpiles	B-Language
to	O
JavaScript	B-Language
.	O
</s>
<s>
It	O
was	O
created	O
by	O
Jeremy	O
Ashkenas	O
—	O
the	O
creator	O
of	O
CoffeeScript	B-Application
—	O
along	O
with	O
Satoshi	O
Muramaki	O
,	O
George	O
Zahariev	O
,	O
and	O
many	O
others	O
.	O
</s>
<s>
(	O
The	O
name	O
may	O
be	O
an	O
homage	O
to	O
the	O
beta	O
name	O
of	O
JavaScript	B-Language
;	O
for	O
a	O
few	O
months	O
in	O
1995	O
,	O
it	O
was	O
called	O
LiveScript	B-Language
before	O
the	O
official	O
release	O
.	O
)	O
</s>
<s>
LiveScript	B-Language
is	O
an	O
indirect	O
descendant	O
of	O
CoffeeScript	B-Application
.	O
</s>
<s>
The	O
following	O
hello	O
world	O
program	O
is	O
written	O
in	O
LiveScript	B-Language
,	O
but	O
is	O
also	O
compatible	O
with	O
Coffeescript	B-Application
:	O
</s>
<s>
While	O
calling	O
a	O
function	O
can	O
be	O
done	O
with	O
empty	O
parens	O
,	O
hello( )	O
,	O
LiveScript	B-Language
treats	O
the	O
exclamation	O
mark	O
as	O
a	O
single-character	O
shorthand	O
for	O
function	O
calls	O
with	O
zero	O
arguments	O
:	O
hello	O
!	O
</s>
<s>
LiveScript	B-Language
introduces	O
a	O
number	O
of	O
other	O
incompatible	O
idioms	O
:	O
</s>
<s>
At	O
compile	O
time	O
,	O
the	O
LiveScript	B-Language
parser	O
implicitly	O
converts	O
kebab	O
case	O
(	O
dashed	O
variables	O
and	O
function	O
names	O
)	O
to	O
camel	O
case	O
.	O
</s>
<s>
Like	O
a	O
number	O
of	O
other	O
functional	B-Language
programming	I-Language
languages	I-Language
such	O
as	O
F#	B-Operating_System
and	O
Elixir	B-Language
,	O
LiveScript	B-Language
supports	O
the	O
pipe	O
operator	O
,	O
|	O
>	O
which	O
passes	O
the	O
result	O
of	O
the	O
expression	O
on	O
the	O
left	O
of	O
the	O
operator	O
as	O
an	O
argument	O
to	O
the	O
expression	O
on	O
the	O
right	O
of	O
it	O
.	O
</s>
<s>
Note	O
that	O
in	O
F#	B-Operating_System
the	O
argument	O
passed	O
is	O
the	O
last	O
argument	O
,	O
while	O
in	O
Elixir	B-Language
it	O
is	O
the	O
first	O
.	O
</s>
