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std::match_results::empty

bool empty() const;

(since C++11)

Checks whether the match was successful.

Parameters

(none).

Return value

true if the match_results object contains no matches., false otherwise.

Exceptions

(none).

Complexity

Constant.

See also

size	returns the number of matches in a fully-established result state (public member function)

Links:

http://en.cppreference.com/w/cpp/regex/match_results/empty

doc_CPP

2016-10-11 10:04:39

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