includes (STL Samples)
Nasıl kullanılacağı gösterilmiştir içeren Visual C++ standart şablon kitaplığı (stl) işlevi.
template<class InputIterator1, class InputIterator2>
inline bool includes(
InputIterator1 First1,
InputIterator1 Last1,
InputIterator2 First2,
InputIterator2 Last2
)
Notlar
Not
Prototip sınıfı/parametre adları üstbilgi dosyasında sürüm eşleşmiyor.Bazıları, okumayı kolaylaştırmak için değiştirildi.
İçeren algoritması bir dizi değerleri başka bir değerler dizisini arar. içeren verir doğru , her öğenin aralıktaki [First2...Last2) is in the sequence [First1..Last1). Bu sürümünü içeren iki sıraları kullanarak sıralanır varsayar işleci <.
Örnek
// includesP.cpp
// compile with: /EHsc
// disable warning C4786: symbol greater than 255 characters,
// okay to ignore
#pragma warning(disable: 4786)
#include <iostream>
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <deque>
using namespace std;
int main()
{
const int VECTOR_SIZE = 5 ;
// Define a template class vector of strings
typedef vector<string > StringVector ;
//Define an iterator for template class vector of strings
typedef StringVector::iterator StringVectorIt ;
// Define a template class deque of strings
typedef deque<string > StringDeque ;
//Define an iterator for template class deque of strings
typedef StringDeque::iterator StringDequeIt ;
StringVector CartoonVector(VECTOR_SIZE) ;
StringDeque CartoonDeque ;
StringVectorIt start1, end1, it1 ;
StringDequeIt start2, end2, it2 ;
// Initialize vector Vector1
CartoonVector[0] = "Aladdin" ;
CartoonVector[1] = "Jasmine" ;
CartoonVector[2] = "Mickey" ;
CartoonVector[3] = "Minnie" ;
CartoonVector[4] = "Goofy" ;
start1 = CartoonVector.begin() ; // location of first
// element of CartoonVector
end1 = CartoonVector.end() ; // one past the location last
// element of CartoonVector
//Initialize list CartoonDeque
CartoonDeque.push_back("Jasmine") ;
CartoonDeque.push_back("Aladdin") ;
CartoonDeque.push_back("Goofy") ;
start2 = CartoonDeque.begin() ; // location of first
// element of CartoonDeque
end2 = CartoonDeque.end() ; // one past the location last
// element of CartoonDeque
//sort CartoonVector and CartoonDeque alphabetically
//includes requires the sequences
//to be sorted.
sort(start1, end1) ;
sort(start2, end2) ;
// print contents of CartoonVector and CartoonDeque
cout << "CartoonVector { " ;
for(it1 = start1; it1 != end1; it1++)
cout << *it1 << ", " ;
cout << " }\n" << endl ;
cout << "CartoonDeque { " ;
for(it2 = start2; it2 != end2; it2++)
cout << *it2 << ", " ;
cout << " }\n" << endl ;
//Is CartoonDeque a subset of CartoonVector?
if(includes(start1, end1, start2, end2) )
cout << "CartoonVector includes CartoonDeque"
<< endl ;
else
cout << "CartoonVector does not include CartoonDeque"
<< endl ;
}
Çıktı
CartoonVector { Aladdin, Goofy, Jasmine, Mickey, Minnie, }
CartoonDeque { Aladdin, Goofy, Jasmine, }
CartoonVector includes CartoonDeque
Gereksinimler
Başlık: <algorithm>