5 texidoc = "@code{\\once \\unset} should change a context property
6 value for just one timestep and then return to the previous value."
10 \set fingeringOrientations = #'(left)
12 \once \unset fingeringOrientations
16 \unset fingeringOrientations
18 \once\unset fingeringOrientations
21 \set Score.fingeringOrientations = #'(right)
23 \once\unset fingeringOrientations
26 \once\set fingeringOrientations = #'(left)
29 \set fingeringOrientations = #'(left)
31 \once \unset fingeringOrientations
34 \unset fingeringOrientations
35 \set Score.fingeringOrientations = #'(up down)