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c++ what's the result of iterator + integer when past-end-iterator?

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生来不讨喜
生来不讨喜 2021-01-13 02:28

suppose you have a random access iterator (eg of std::vector myVector)

when iter + someInt is past-end-iterator, iter + someInt == my

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  • 时光说笑
    时光说笑 (楼主)
    2021-01-13 03:05

    It's Undefined Behavior. Anything may happen. Just to name a few of the options: Nothing at all, program exits, exception, crash.

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