Program Function Keys Assigned to Operations

Program function (PF) keys can be used as an alternative to typing top-line commands. To display the current PF-key assignments, use the top-line HELP command.
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Program function (PF) keys can be used as an alternative to typing top-line commands. To display the current PF-key assignments, use the top-line HELP command.
The following table lists the PF keys established as installation defaults for the DDDL compiler.
PF key
Corresponding online command and description
PF1, PF13
PF8, PF20
DISPLAY PAGE NEXT
Scrolls forward one page
PF2, PF14
PF7, PF19
DISPLAY PAGE PRIOR
Scrolls backward one page
PF3, PF15
DISPLAY LINE NEXT
Scrolls forward one line
PF4, PF16
INSERT
Inserts up to a full screen of lines
PF5, PF17
APPLY
Updates screen contents and work file but does not invoke the compiler
PF6, PF18
UPDATE
Updates work file and executes the compiler
PF9, PF21
SWAP
Restores work-file contents
PF12, PF24
PRINT
Prints work-file contents (DC/UCF only)
PA1
Cancel FIND
Cancels the FIND command
PA2
RESHOW
Cancels changes to the current screen and redisplays the screen
CLEAR
CLEAR
Clears the work file
ENTER=APPLY
Updates the screen and work file
ENTER=UPDATE
Updates the work file and executes the compiler