- `properties (OBJ)`
- `properties (CLASSNAME)`
- `NAMES = properties (...)`

List the public properties of the object `OBJ` or of the class named by
`CLASSNAME`.

When called with no output argument, display the property names. Otherwise,
return the names in a cell array of strings.

See also: `fieldnames`, `methods`, `isprop`.

### References

- https://www.mathworks.com/help/matlab/ref/properties.html
- https://octave.sourceforge.io/octave/function/properties.html