<s>
FleXML	B-Language
is	O
an	O
XML	B-Language
transformation	I-Language
language	I-Language
originally	O
developed	O
by	O
Kristofer	O
Rose	O
.	O
</s>
<s>
It	O
allows	O
a	O
programmer	O
to	O
specify	O
actions	O
in	O
C	B-Language
programming	I-Language
language	I-Language
or	O
C++	B-Language
,	O
and	O
associate	O
those	O
actions	O
with	O
element	O
definitions	O
in	O
an	O
XML	B-Language
DTD	I-Language
.	O
</s>
<s>
It	O
is	O
similar	O
in	O
philosophy	O
to	O
Yacc	B-Application
and	O
the	O
Lex	B-General_Concept
programming	I-General_Concept
tool	I-General_Concept
in	O
that	O
it	O
is	O
a	O
syntax-directed	O
driver	O
;	O
one	O
could	O
establish	O
the	O
analogies	O
Yacc:LR(1 )	O
grammar::Lex:Regular	O
grammar::FleXML::XML	O
.	O
</s>
<s>
The	O
implementation	O
is	O
in	O
Perl	B-Language
.	O
</s>
<s>
A	O
programmer	O
supplied	O
action	O
file	O
is	O
input	O
to	O
FleXML	B-Language
;	O
the	O
output	O
is	O
a	O
file	O
suitable	O
for	O
input	O
to	O
Flex	B-General_Concept
lexical	I-General_Concept
analyser	I-General_Concept
.	O
</s>
