Help:Templates/onlyinclude demo
abcdefghi
This is a demonstration for Help:Templates#Controlling template inclusion
The raw wikitext of the above example is:
abc<onlyinclude>def<onlyinclude>ghi<includeonly>jkl</includeonly>
The 'jkl' is not rendered above because it is inside includeonly tags.
Transcluding it results in:
def