Control functions

The following inputs are used for dialog guidance control. They are accepted in the statement part of SDF-CONV and executed immediately.

Functions	Brief description
<statement> ? <statement> .. <operand> = ?	SDF-CONV switches to (temporarily) guided dialog SDF-CONV provides information about the function of the operand and the possible operand values
K1 key	returns from (temporarily) guided dialog to unguided dialog
K2 key	switches to command level; the RESUME-PROGRAM command is used to return to SDF-CONV

Table 6: Control functions in the statement part of SDF-CONV

A full overview and a description of all possible inputs in a (temporarily) guided and an unguided dialog are given in the chapter “Input of commands and statements”.