📄 vectorofbool.cpp
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//: C07:VectorOfBool.cpp
// From "Thinking in C++, 2nd Edition, Volume 2"
// by Bruce Eckel & Chuck Allison, (c) 2001 MindView, Inc.
// Available at www.BruceEckel.com.
// Demonstrate the vector<bool> specialization
//{L} ../TestSuite/Test
//{-msc}
//{-g++295}
#include <iostream>
#include <sstream>
#include <vector>
#include <bitset>
#include <iterator>
using namespace std;
int main() {
vector<bool> vb(10, true);
vector<bool>::iterator it;
for(it = vb.begin(); it != vb.end(); it++)
cout << *it;
cout << endl;
vb.push_back(false);
ostream_iterator<bool> out(cout, "");
copy(vb.begin(), vb.end(), out);
cout << endl;
bool ab[] = { true, false, false, true, true,
true, true, false, false, true };
// There's a similar constructor:
vb.assign(ab, ab + sizeof(ab)/sizeof(bool));
copy(vb.begin(), vb.end(), out);
cout << endl;
vb.flip(); // Flip all bits
copy(vb.begin(), vb.end(), out);
cout << endl;
for(int i = 0; i < vb.size(); i++)
vb[i] = 0; // (Equivalent to "false")
vb[4] = true;
vb[5] = 1;
vb[7].flip(); // Invert one bit
copy(vb.begin(), vb.end(), out);
cout << endl;
// Convert to a bitset:
ostringstream os;
copy(vb.begin(), vb.end(),
ostream_iterator<bool>(os, ""));
bitset<10> bs(os.str());
cout << "Bitset:\n" << bs << endl;
} ///:~
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