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Exception Handling Fundamentals 

The common language runtime supports an exception handling model based on the concepts of exception objects and protected blocks of code. The runtime creates an object to represent an exception when it occurs. You can also create your own exception classes by deriving classes from the appropriate base exception.

All languages that use the runtime handle exceptions in a similar manner. Each language uses a form of try/catch/finally structured exception handling. This section provides several examples of basic exception handling.

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