View the geometry projection

hello,
how can i see the geometry in (yz) plane
in this example i want to see y z axis not x y
Capture du 2020-06-13 15-08-57

Use /vis/viewer/set/viewpointThetaPhi or /vis/viewer/set/viewpointVector.

/vis/viewer/set/viewpointVector -1 0 0 should do the trick.

Use help, or ls, or look in Application Developers Guide, Control, Built-in Commands to see the many available commands.