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C++ try Keyword

❮ C++ Keywords


Example

Throw an exception if age is below 18:

try {
  int age = 15;
  if (age >= 18) {
    cout << "Access granted - you are old enough.";
  } else {
    throw (age);
  }
}
catch (int myNum) {
  cout << "Access denied - You must be at least 18 years old.\n";
  cout << "Age is: " << myNum;
} 

Try it Yourself »


Definition and Usage

The try keyword creates a try...catch statement.

The try statement allows you to define a block of code to be tested for errors while it is being executed.

The catch statement allows you to define a block of code to be executed, if an error occurs in the try block.


Related Pages

The catch keyword runs code when an exception is thrown.

The throw keyword creates exceptions.

Read more about exceptions in our C++ Exceptions Tutorial.


❮ C++ Keywords

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