Delete Word; Typematic Delete Character; Enhanced Cursor Tab; Enhanced Cursor Backtab - IBM 3174 User Manual

Information display system entry assist
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Delete Word
Press the Delete Word key to delete a word. This deletes the remainder of the
word from and Including the cursor position.
• The words following (to the end of the row or to the first attribute character®)
^
^
shift leftto close the gap.
• This deletion Includes the punctuation and the space or the null (If any) fol
lowing the word.
• For a partial word delete, the following null or space Is not deleted.
The cursor Is left at Its current location.
• Attributes and the characters to the right of them do not shift.
• Subsequent rows do not shift.
• If the cursor Is located under a null or a space, the null or the space Is deleted.
• If the cursor Is under an attribute, or If the cursor Is In a protected field, Input Is
Inhibited and the Go Elsewhere (X<-J{^) symbol Is displayed In the operator
Information area.
Typematic Delete Character
The Typematic Delete Character key (Left and Right Brackets key In ALT Shift for
U.S. keyboards) causes a delete function Identical to the delete key except that this
key Is typematic.
Note: The Typematic Delete Character function Is not available on devices
attached to a 3174 unit that Is customized for the New Spanish language.
Enhanced Cursor Tab
When you press the Tab key, the cursor moves to the next unprotected tab stop,
replacing unprotected null characters with space characters. If there are no Inter
vening tab stops, the cursor moves to the next unprotected field. Null characters
are not changed to space characters In this operation.
The Enhanced Cursor Tab function does not wrap the cursor from the lower right to
the upper left of the screen.
Note: The Tab key operates differently when document mode Is on and tab stops
are set than when document mode Is off.
• In document mode with tab stops set, the Tab key Inserts data (space charac
ters) Into the data stream sent to the host program. This Insertion Is necessary
to preserve the tabular formatting that appears on the screen.
• If no tab stops are set, the Tab key operates In the same manner regardless of
whether document mode Is on or off, except that It does not wrap the screen.
Enhanced Cursor Backtab
The "Enhanced Cursor Backtab" function moves the cursor to the previous tab stop
or to the first unprotected character location of the current or previous field, which
ever Is closer. Nulls are not changed to spaces during the move.
The "Enhanced Cursor Backtab" function does not wrap the cursor from the upper
left to the lower right of the screen.
6 An attribute character, associated with a field in,a display file, defines how the field is displayed; for example,
whether it is underlined, blinking, or intensified.
Chapters. Usingthe EntryAssist Capabilities
19

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