A good way to convert a string such a "572" to an equivalent integer such as 572 A) is to use the C-library function itoa. B) is to use an ostringstream object and the insertion operator . D) is to use an ostringstream object and the extraction operator . E) None of the above

Question

A good way to convert a string such a "572" to an equivalent integer such as 572 A) is to use the C-library function itoa. B) is to use an ostringstream object and the insertion operator <<. C) is to use an istringstream object and the extraction operator >>. D) is to use an ostringstream object and the extraction operator >>. E) None of the above

Quizplus · Accepted Answer

Using an istringstream object and the extraction operator >> is the best choice. This allows for easy conversion of the string to an integer using the built-in functionality of C++ and doesn't require any external library functions or objects.

A Good Way to Convert a String Such a "572