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Dumb std::deque::iterator C++ Question, iterator won't deref

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Dumb std::deque::iterator C++ Question, iterator won't deref

Postby bradhanson » Sat Feb 13, 2010 10:30 pm

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Re: Dumb std::deque::iterator C++ Question, iterator won't deref

Postby dhartmei » Sat Feb 13, 2010 10:42 pm

The dereferencing operator * has lower precedence than the point ., so *itr.count is interpreted like *(itr.count) which is not what you want (dereferencing an integer).

Use (*itr).count or itr->count instead. Syntactically, iterators are used like pointers, in this case.
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Re: Dumb std::deque::iterator C++ Question, iterator won't deref

Postby bradhanson » Sat Feb 13, 2010 10:53 pm

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Re: Dumb std::deque::iterator C++ Question, iterator won't deref

Postby amstan » Sat Feb 13, 2010 11:04 pm

See this:
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