The directions for search and replace operations (p. ) can be set to:
The forward and reverse modes apply to single and multiple replaces respectively in a search and replace command (see p. and p. ). The third character indicates which of these options is set.
The Alt-D command and the Alt-E command toggle circularly in opposite directions among the various printer options.
The circular mode is represented either by a zero or an sign, depending on whether the local font has an infinity sign.