Translations:Help:Magic words/300/en
It can take a second argument of noerror or noreplace to suppress error messages when multiple displaytitles are used on one page or to make this $1 do nothing if a $1 was already specified earlier in the page.
It can take a second argument of noerror or noreplace to suppress error messages when multiple displaytitles are used on one page or to make this $1 do nothing if a $1 was already specified earlier in the page.