class
<regex>

std::ssub_match

typedef sub_match<string::const_iterator> ssub_match;
sub_match for strings
This is an instantiation of the sub_match class template for matches on string objects.

The members of this class are those described in sub_match, but using string::const_iterator as its BidirectionalIterator template parameter.

Please, refer to sub_match for further information.

See also

sub_match
Sub-expression match (class template )

C++