Extension methods and writing the code for an API

Question

Accepted Answer

Extension methods allow adding new methods to existing types without modifying the original code. Writing code for an API involves designing and implementing the interface for interacting with a software application.

Extension methods in C# allow adding new methods to existing classes without modifying the original source code.
When writing code for an API, consider the functionality that needs to be exposed to users and design the interface accordingly.
API code should be well-documented, easy to use, and follow best practices for security and performance.
Examples of extension methods include adding a method to calculate the area of a shape in a geometry library, or adding a method to format a string in a utility class.

Extension methods and writing the code for an API

Popular interview questions of Application Developer