<s>
Webpack	B-Language
is	O
a	O
free	B-License
and	I-License
open-source	I-License
module	O
bundler	O
for	O
JavaScript	B-Language
.	O
</s>
<s>
It	O
is	O
made	O
primarily	O
for	O
JavaScript	B-Language
,	O
but	O
it	O
can	O
transform	O
front-end	O
assets	O
such	O
as	O
HTML	O
,	O
CSS	O
,	O
and	O
images	O
if	O
the	O
corresponding	O
loaders	O
are	O
included	O
.	O
</s>
<s>
Webpack	B-Language
takes	O
modules	O
with	O
dependencies	O
and	O
generates	O
static	O
assets	O
representing	O
those	O
modules	O
.	O
</s>
<s>
Webpack	B-Language
takes	O
the	O
dependencies	O
and	O
generates	O
a	O
dependency	O
graph	O
allowing	O
web	O
developers	O
to	O
use	O
a	O
modular	O
approach	O
for	O
their	O
web	O
application	O
development	O
purposes	O
.	O
</s>
<s>
It	O
can	O
be	O
used	O
from	O
the	O
command	O
line	O
or	O
can	O
be	O
configured	O
using	O
a	O
configuration	O
file	O
which	O
is	O
named	O
webpack.config.js	O
.	O
</s>
<s>
(	O
Webpack	B-Language
is	O
highly	O
extensible	O
via	O
rules	O
which	O
allow	O
developers	O
to	O
write	O
custom	O
tasks	O
that	O
they	O
want	O
to	O
perform	O
when	O
bundling	O
files	O
together	O
.	O
)	O
</s>
<s>
Node.js	B-Language
is	O
required	O
to	O
use	O
Webpack	B-Language
.	O
</s>
<s>
Webpack	B-Language
provides	O
code	B-Protocol
on	I-Protocol
demand	I-Protocol
using	O
the	O
moniker	O
code	O
splitting	O
.	O
</s>
<s>
Two	O
similar	O
techniques	O
are	O
supported	O
by	O
Webpack	B-Language
when	O
it	O
comes	O
to	O
dynamic	O
code	O
splitting	O
.	O
</s>
<s>
The	O
first	O
and	O
recommended	O
approach	O
is	O
to	O
use	O
the	O
import( )	O
syntax	O
that	O
conforms	O
to	O
the	O
ECMAScript	B-Language
proposal	O
for	O
dynamic	O
imports	O
.	O
</s>
<s>
The	O
legacy	O
,	O
Webpack-specific	O
approach	O
is	O
to	O
use	O
require.ensure	O
.	O
</s>
<s>
Webpack	B-Language
also	O
provides	O
a	O
built-in	O
development	O
server	O
,	O
webpack-dev-server	O
,	O
that	O
can	O
be	O
used	O
as	O
an	O
HTTP	O
server	O
for	O
serving	O
files	O
while	O
developing	O
.	O
</s>
