<s>
JSX	B-Language
(	O
JavaScript	B-Language
Syntax	O
Extension	O
and	O
occasionally	O
referred	O
as	O
JavaScript	B-Language
XML	B-Protocol
)	O
is	O
an	O
extension	O
to	O
the	O
JavaScript	B-Language
language	I-Language
syntax	O
which	O
provides	O
a	O
way	O
to	O
structure	O
component	O
rendering	O
using	O
syntax	O
familiar	O
to	O
many	O
developers	O
commonly	O
used	O
in	O
React	B-Application
.	O
</s>
<s>
It	O
is	O
similar	O
in	O
appearance	O
to	O
HTML	B-Language
.	O
</s>
<s>
React	B-Application
components	O
are	O
typically	O
written	O
using	O
JSX	B-Language
,	O
although	O
they	O
do	O
not	O
have	O
to	O
be	O
as	O
components	O
may	O
also	O
be	O
written	O
in	O
pure	O
JavaScript	B-Language
.	O
</s>
<s>
JSX	B-Language
is	O
created	O
by	O
Meta	O
(	O
formerly	O
Facebook	B-Application
)	O
.	O
</s>
<s>
It	O
is	O
similar	O
to	O
another	O
extension	O
syntax	O
created	O
by	O
Meta	O
for	O
PHP	B-Application
called	O
XHP	B-Language
.	O
</s>
<s>
An	O
example	O
of	O
JSX	B-Language
code	O
:	O
</s>
<s>
Multiple	O
elements	O
on	O
the	O
same	O
level	O
need	O
to	O
be	O
wrapped	O
in	O
a	O
single	O
React	B-Application
element	O
such	O
as	O
the	O
<div> element shown above, a fragment delineated by <Fragment> or in its shorthand form <>	O
,	O
or	O
returned	O
as	O
an	O
array	O
.	O
</s>
<s>
JSX	B-Language
provides	O
a	O
range	O
of	O
element	O
attributes	O
designed	O
to	O
mirror	O
those	O
provided	O
by	O
HTML	B-Language
.	O
</s>
<s>
JavaScript	B-Language
expressions	O
(	O
but	O
not	O
statements	O
)	O
can	O
be	O
used	O
inside	O
JSX	B-Language
with	O
curly	O
brackets	O
 {  } 	O
:	O
</s>
<s>
If	B-Language
–	I-Language
else	I-Language
statements	I-Language
cannot	O
be	O
used	O
inside	O
JSX	B-Language
but	O
conditional	B-Language
expressions	O
can	O
be	O
used	O
instead	O
.	O
</s>
<s>
Functions	O
and	O
JSX	B-Language
can	O
be	O
used	O
in	O
conditionals	B-Language
:	O
</s>
<s>
Code	O
written	O
in	O
JSX	B-Language
requires	O
conversion	O
with	O
a	O
tool	O
such	O
as	O
Babel	B-Language
before	O
it	O
can	O
be	O
understood	O
by	O
web	O
browsers	O
.	O
</s>
<s>
This	O
processing	O
is	O
generally	O
performed	O
during	O
a	O
software	O
build	O
process	O
before	O
the	O
application	O
is	O
deployed	B-Application
.	O
</s>
