The user selects a block of text and applies this feature. Also, lining figures are the same height (or close to it) as capitals, and fit much better with all-capital text. Some characters should be shifted vertically to fit the higher visual center of all-capital or lining text. By default, glyphs in a text face are designed to work with lowercase characters. Function: Shifts various punctuation marks up to a position that works better with all-capital sequences or sets of lining figures also changes oldstyle figures to lining figures.
