Home

ifendif

Ifendif is a term used in discussions of programming, templating, and preprocessing to describe a complete conditional construct that uses a starting directive and a corresponding closing directive. It is not a universal keyword found in all languages; rather, it signals the pairing of an opening conditional and an ending marker.

In many systems, conditional blocks begin with an opening directive such as an if-like token and end

Common contexts where you encounter this pattern include build systems, configuration files, and templating engines. For

Because the term is informal and context-dependent, “ifendif” should be interpreted from the surrounding syntax of

See also: conditional statements, endif, ifdef, endif.

with
a
closing
directive
often
named
endif.
The
exact
syntax,
whether
an
else
or
elif
branch
is
supported,
and
how
blocks
can
be
nested,
varies
between
languages
and
tools.
The
phrase
“ifendif”
is
typically
used
as
a
descriptive
shorthand
in
documentation
or
tutorials
rather
than
as
a
formal
keyword.
example,
a
block
might
appear
as
an
opening
if
condition,
followed
by
a
body
of
statements,
and
conclude
with
an
endif
closing
tag.
In
some
ecosystems,
the
closing
directive
is
explicit
and
mandatory
to
balance
the
block;
in
others,
the
end
of
the
block
is
determined
by
indentation
or
template
rules
rather
than
a
distinct
keyword.
the
language
or
tool
in
question.
When
documenting
or
learning
a
new
system,
it
is
important
to
consult
the
specific
language
reference
to
understand
how
conditional
blocks
are
opened,
closed,
and
nested.