The user can insert VEXPERT fold with embeded KRL code to certain files like Folge or UP.

VEXPERT fold can be inserted from VKRC menu → SPS-Commands → VEXPERT.
After giving displayed name of fold the new collapsible fold block will be inserted into editor.
The user can add to the VEXPERT fold KRL command by typing text with the space at the beginning of line.

When the syntax of KRL code is invalid a warning message is shown.
Such KRL command can be still saved without commenting the text.
Be aware that editor can check only limited KRL syntax restricted to single statement command.
Editor does not build and does not check any system variables' table or map of used local KRL variables and their types to check for example assignment statement.