And indexers. By utilizing these constructs for indirect access to inner fields, you are able to guard in opposition to invalid input values. This basically gives us an item which can do what we want, but how can we essentially set it on our class? Very well, properties use decorators; https://propertyingurugram.home.blog/2025/07/11/top-reasons-to-invest-in-jms-low-rise-floors-sector-m9-gurgaon/