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What does std::string_view provide?

  1. A A non-owning read-only view of a character sequence, avoiding a copy
  2. B A mutable string buffer
  3. C A thread-safe string
  4. D An encrypted string
Answer

A non-owning read-only view of a character sequence, avoiding a copy

Because it does not own the data, a string_view must never outlive the buffer it refers to, which is a common dangling bug.

All C++ MCQs

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