1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <iterator> 11 12 // class istream_iterator 13 14 // const T* operator->() const; 15 16 #include <iterator> 17 #include <sstream> 18 #include <cassert> 19 20 struct A 21 { 22 double d_; 23 int i_; 24 }; 25 operator >>(std::istream & is,A & a)26std::istream& operator>>(std::istream& is, A& a) 27 { 28 return is >> a.d_ >> a.i_; 29 } 30 main()31int main() 32 { 33 std::istringstream inf("1.5 23 "); 34 std::istream_iterator<A> i(inf); 35 assert(i->d_ == 1.5); 36 assert(i->i_ == 23); 37 } 38