std::match_results<BidirIt,Alloc>::empty
From cppreference.com
< cpp | regex | match results
bool empty() const; |
(since C++11) | |
Checks whether the match was successful.
Contents |
[edit] Parameters
(none)
[edit] Return value
true if *this represents the result of a failed match, false otherwise, i.e. size() == 0.
[edit] Exceptions
May throw implementation-defined exceptions.
[edit] Complexity
Constant.
[edit] See also
returns the number of matches in a fully-established result state (public member function) |