Suppress one of two staves

Hello,   I have a harp score where there are a lot of lines that require only the upper staff. How can I suppress the lower staff in lines where it is empty. The following example illustrates this:   \version "2.18" \new PianoStaff <<   \new Staff \relative c' {     \repeat unfold 5 { c4 e

Re: Suppress one of two staves

"Helge Kruse" writes: > Hello, > I have a harp score where there are a lot of lines that require only the > upper staff. > How can I suppress the lower staff in lines where it is empty. The following > example > illustrates this: > \version "2.18" > \new PianoStaff