Function slint_interpreter_component_instance_get_property 

#[unsafe(no_mangle)]
pub extern "C" fn slint_interpreter_component_instance_get_property(
    inst: &ErasedItemTreeBox,
    name: Slice<'_, u8>,
) -> *mut Value

Available on crate feature ffi only.

Get a property. Returns a null pointer if the property does not exist.