Coding | Validated & Top-Rated

: This feature allows you to call methods or access properties on an object that might be null or nil without crashing the program. Instead of a crash, the entire chain simply returns null safely.

Some languages integrate specialized tasks directly into their basic syntax: Coding

: These allow you to "tack on" new methods to existing classes without actually modifying the original class's source code, which is great for rapid prototyping. : This feature allows you to call methods