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User interface
User interface
Display of static information
Display of data and messages
DISPLAY (to stdout)
The
DISPLAY
instruction displays text in line mode to the standard output channel.
MESSAGE
The
MESSAGE
instruction displays a message to the user.
ERROR
The
ERROR
instruction displays an error message to the user.
DISPLAY TO
The
DISPLAY TO
instruction displays data to form fields explicitly.
DISPLAY BY NAME
The
DISPLAY BY NAME
instruction displays data to form fields explicitly
by name
.
CLEAR FORM
The
CLEAR FORM
instruction clears all fields in the current form.
CLEAR SCREEN ARRAY
The
CLEAR SCREEN ARRAY
instruction clears the values of all rows of the form list identified by the specified screen array.
CLEAR field-list
The
CLEAR
field-list
instruction clears specific fields in the current form.
SCROLL
The
SCROLL
instruction moves data rows up or down in a screen array.