<s>
In	O
computer	B-General_Concept
programming	I-General_Concept
,	O
a	O
language	B-Language
construct	I-Language
is	O
a	O
syntactically	O
allowable	O
part	O
of	O
a	O
program	B-Application
that	O
may	O
be	O
formed	O
from	O
one	O
or	O
more	O
lexical	B-Application
tokens	I-Application
in	O
accordance	O
with	O
the	O
rules	O
of	O
the	O
programming	O
language	O
.	O
</s>
<s>
The	O
term	O
"	O
language	B-Language
construct	I-Language
"	O
is	O
often	O
used	O
as	O
a	O
synonym	O
for	O
control	O
structure	O
.	O
</s>
<s>
Control	O
flow	O
statements	O
(	O
such	O
as	O
conditionals	B-Language
,	O
foreach	O
loops	O
,	O
while	O
loops	O
,	O
etc	O
)	O
are	O
language	B-Language
constructs	I-Language
,	O
not	O
functions	O
.	O
</s>
<s>
So	O
while	O
(	O
true	O
)	O
is	O
a	O
language	B-Language
construct	I-Language
,	O
while	O
add(10 )	O
is	O
a	O
function	O
call	O
.	O
</s>
<s>
In	O
PHP	B-Application
print	O
is	O
a	O
language	B-Language
construct	I-Language
.	O
</s>
