purge.h

来自「C++编程思想第二版第一册答案」· C头文件 代码 · 共 29 行

//: :purge.h
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Delete pointers in an STL sequence container
#ifndef PURGE_H
#define PURGE_H
#include <algorithm>

template<class Seq> void purge(Seq& c) {
  typename Seq::iterator i;
  for(i = c.begin(); i != c.end(); i++) {
    delete *i;
    *i = 0;
  }
}

// Iterator version:
template<class InpIt>
void purge(InpIt begin, InpIt end) {
  while(begin != end) {
    delete *begin;
    *begin = 0;
    begin++;
  }
}
#endif // PURGE_H ///:~