copyints.cpp

来自「C语言数值算法程序大全（第二版）,课本文件」· C++ 代码 · 共 19 行

//: C06:CopyInts.cpp
// From "Thinking in C++, 2nd Edition, Volume 2"
// by Bruce Eckel & Chuck Allison, (c) 2003 MindView, Inc.
// Available at www.BruceEckel.com.
// Copies ints without an explicit loop
#include <algorithm>
#include <cassert>
#include <cstddef>  // For size_t
using namespace std;

int main() {
  int a[] = {10, 20, 30};
  const size_t SIZE = sizeof a / sizeof a[0];
  int b[SIZE];
  copy(a, a + SIZE, b);
  for (int i = 0; i < SIZE; ++i)
    assert(a[i] == b[i]);
} ///:~