iteratortraitstest.cpp

来自「C++高级编程这本书所附的源代码」· C++ 代码 · 共 24 行

#include <vector>
#include <iterator>
#include <iostream>
using std::vector;
using std::cout;
using std::endl;

template <typename IteratorType>
void iteratorTraitsTest(IteratorType it)
{
  typename std::iterator_traits<IteratorType>::value_type temp;
  temp = *it;
  cout << temp << endl;
}

int main(int argc, char** argv)
{
  vector<int> v;
  v.push_back(5);
  iteratorTraitsTest(v.begin());

  return (0);
}