copyints2.cpp

来自「很经典的书籍」· C++ 代码 · 共 20 行

//: C06:CopyInts2.cpp
// Ignores ints that satisfy a predicate
#include <algorithm>
#include <cstddef>
#include <iostream>
using namespace std;
// You supply this predicate
bool gt15(int x) {
  return 15 < x;
}
int main() {
  int a[] = {10, 20, 30};
  const size_t SIZE = sizeof a / sizeof a[0];
  int b[SIZE];
  int* endb = remove_copy_if(a, a+SIZE, b, gt15);
  int* beginb = b;
  while (beginb != endb)
    cout << *beginb++ << endl; // Prints 10 only
} ///:~