Unity

[CustomEditor(typeof(CarController))]
public class CarControllerEditor : Editor
{
    public override VisualElement CreateInspectorGUI()
    {
        VisualElement myInspector = new();

        Foldout propertyFoldout = new()
        {
            text = "Property Name",
            value = false
        };

        propertyFoldout.Add(new PropertyField(serializedObject.FindProperty("motorForce")));

        myInspector.Add(propertyFoldout);

        return myInspector;
    }
}