To employ this attribute It is necessary to inherit a class from special base course-initializer or make use of a static helper process: MaartenMaarten 23k33 gold badges5151 silver badges6969 bronze badges Increase a remark In point of fact, properties violate the "Express is much better than implicit" rule, but no https://sites.google.com/view/maxestatesgurgaon/ganga-realty-liv-89