Changes
m
when a subpage contains a quote, PAGENAME HTML-encodes it so it is safe for use in #language; but titleparts restores quotes, and #language produces a server error on "language" codes with apostrophes
{{#switch:{{#titleparts:{{PAGENAME}}||-1}}|{{PAGENAME}}=|#default={{PAGENAME|{{#titleparts:{{PAGENAME}}}}||-1}}}}<noinclude>{{Documentation}}</noinclude>