CANCEL SELECT_MARK
          cancels the select range of the SET SELECT_MARK command.

      CAPITALIZE WORD
          capitalizes the first letter of the current word, or words,
          in a selected range.

      CENTER LINE
          centers the current line between the left and right margins.

      CHANGE CASE
          changes the case (upper/lower) of each letter in the specified
          range.

      CHANGE DIRECTION
          changes the current direction of the current buffer.

      CHANGE INDENTATION
          adds or deletes leading blanks or tabs in the select range.

      CHANGE TEXT_ENTRY_MODE
          changes the edit mode (insert/overstrike) of the current buffer.

      CUT
          deletes and moves text in the select range to the current
          buffer.

      ENTER LINE
          inserts a blank line at the end of a line and repositions the
          cursor to it.

      ENTER SPACE
          inserts a blank character and performs a fill at the current
          cursor position.

      ENTER SPECIAL [ASCII-code]
          inserts a specified ASCII character in decimal at the current
          cursor position.

      ENTER TAB
          inserts tabs and blanks at the current cursor position.

      ENTER TEXT quoted-string
          inserts a specified string at the current cursor position.

      ERASE CHARACTER
          deletes a character from the current buffer.

      ERASE LINE
          deletes a line of text from the current buffer.

      ERASE PLACEHOLDER
          deletes placeholder text and related punctuation.

      ERASE SELECTION
          removes the text within the selected range.

      ERASE WORD
          deletes a word from the current buffer.

      EXPAND
          replaces placeholders, token, alias, or routine names at the
          current cursor position with appropriate text or code.

      FILL
          fills the line in the select range.

      LOWERCASE WORD
          changes the letters in the current word to lowercase.

      PASTE
          copies the contents of the paste buffer to the current
          buffer.

      QUOTE
          enters a control code or other character, either as text in
          the buffer you are editing or as a string command

      SELECT ALL
          selects the entire contents of the current buffer.

      SET AUTO_ERASE
          enables automatic erasing of placeholders.

      SET FORWARD
          sets the direction of the current buffer forward.

      SET INSERT
          sets the text entry mode of the current buffer to insert
          mode.

      SET NOAUTO_ERASE
          disables automatic erasing of placeholders.

      SET NOWRAP
          disables wrapping in the indicated buffer.

      SET OVERSTRIKE
          sets the text entry mode of the current buffer to overstrike
          mode.

      SET REVERSE
          sets the direction of the current buffer to reverse.

      SET SELECT_MARK
          marks a position as one end of a select mark.

      SET WRAP
          enables wrapping in the indicated buffer.
      SPELL
          runs DECspell to check the currently selected text or the entire
          buffer.

      SUBSTITUTE quoted-search-string quoted-replace-string
          searches for a specified string and replaces it with a
          specified string.

      TAB
          inserts blanks and tabs to move cursor to current indentation
          level or next tab stop.

      TOGGLE SELECT_MARK
          sets and resets the state of SELECT_MARK.

      UNERASE erase-command-option
          restores text deleted by an ERASE command option.

      UNEXPAND
          reverses the effect of the last EXPAND command.

      UNTAB
          removes blanks and tabs to the left of the cursor moving the
          cursor to the previous tab stop.

      UPPERCASE WORD
          changes the current word to uppercase.