!! Headings
(consensus: space optional, up to level 6)

{{{
== Level 1 (Largest)
=== Level 2
==== Level 3
}}}

* equal signs optional after header
* if amount of equal signs on left and right are unequal, follow the number on the left side

[WikiMatrix headings syntax comparison|http://www.wikimatrix.org/syntax.php?i=115]
----
Examples:

Good:
{{{
== Heading ==
=== Subheading ====
==== Subsubheading ==
}}}
{{{
==== Subsubheading
Some paragraph text
== Heading
}}}

Bad:
{{{
= Heading 0
===== Heading 4
== Long heading
doesn't span lines
}}}

Proposed bad:
{{{
== Heading with [[link]]
== Heading with **bold** or //italics//
== Heading with {{Image:image|image}}
== Heading with <<6>> placeholder
}}}
----

Also see [All Markup]