Use your editor to change the circuit.
edit edit file
The edit command runs your editor on a copy of the circuit in memory, then reloads it.
Edit file runs your editor on the specified file.
If you are only changing a component value, the modify command may be easier to use.
The program uses the EDITOR environment variable to find the editor to use. The command fails if there is no EDITOR defined.
edit
Brings up your editor on the circuit.
edit foo
Edits the file foo in your current directory.