=== mode=mkii and mode=mkiv ===
By default, the wiki compiles examples using MkII. You can specify that you want to use MkIV by adding the option <tt>mode=mkiv</tt> to the tag. Because MkII examples are visually indistinguishable from MkIV examples, it is good practice to start MkIV examples with a comment <code>% mode=mkiv</code>.
{| class=wikitable
| <xmlcode>
<context mode=mkiv source="yes">
% mode=mkiv
Version: \contextversionnumber
</context>
</xmlcode>
|<context mode=mkiv source="yes">
% mode=mkivVersion:\contextversionnumber
</context>
|}