{{day-1}} subtracts one from a date or date-specific pagename

{{Day-1}} - returns yesterday's date

{{Day-1|date}} - returns the day before the 'date' passed

{{Day-1|date|pagename|year|spacingchar}} - returns the name of the page one day before the 'datepage' passed in

Example
Code Result
{{Day-1}} Хато: замони ғайримиҷоз
{{Day-1|February 28}} Феврал 27
{{Day-1|February 28|Wikipedia:Today's featured article/|2004}} Wikipedia:Today's featured article/Феврал 27, 2004
{{day-1|{{day-1}}}} Хато: замони ғайримиҷоз
{{day-1|{{Currentmonthday}}|Wikipedia:Today's featured article/|{{CURRENTYEAR}}}} Wikipedia:Today's featured article/Хато: замони ғайримиҷоз, 2024
''[http://en.wikipedia.org/w/wiki.phtml?title=Wikipedia:POTD_row/{{day-1|4=_}},_{{CURRENTYEAR}}&action=edit Edit]'' Хато: замони ғайримиҷоз,_2024&action=edit Edit