////
Included in:

- user-manual: Open Blocks
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The most versatile block of all is the open block.

.Open block syntax
[source]
----
include::ex-open.adoc[tag=base]
----

.Result: Open block
====
include::ex-open.adoc[tag=base]
====

An open block can act as any other block, with the exception of _pass_ and _table_.
Here's an example of an open block acting as a sidebar.

.Open block masquerading as a sidebar syntax
[source]
----
include::ex-open.adoc[tag=sb]
----

.Result: Open block masquerading as a sidebar
====
include::ex-open.adoc[tag=sb]
====

This is an open block acting as a source block.

.Open block masquerading as a source block syntax
[source]
----
include::ex-open.adoc[tag=src]
----

.Result: Open block masquerading as a source block
====
include::ex-open.adoc[tag=src]
====