Câu hỏi phỏng vấn C#
Câu hỏi

Could you explain the difference between ...

Câu trả lời

Certainly! I'd be happy to explain the differences between destructor, Dispose, and Finalize methods in C#.

Destructor

  • A destructor is a special method in a class that is automatically called when an object of that class is about to be destroyed or reclaimed by the garbage collector.
  • It has the same name as the class, preceded by a tilde (~) character.
  • Destructors cannot have parameters or return values, and they cannot be called directly.
  • Destructors are used to release unmanaged resources associated with an object, such as file handles, database connections, or native memory allocations.
  • Destructors are not guaranteed to be called immediately after an object becomes unreachable. The garbage collector determines when to call destructors.

Dispose

  • The Dispose method is part of the IDisposable interface in C#.
  • It is used to manually release resources associated with an object, such as unmanaged resources or resources that implement the IDisposable interface.
  • Dispose is explicitly called by the user code when the object is no longer needed.
  • It is recommended to call Dispose on objects that implement IDisposable to ensure that resources are released in a timely manner.
  • Dispose can be c...
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