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853天前// std::bitset |
#include <bitset> |
#include <iostream> |
#include <string> |
int main() { |
using namespace std; |
// instantiate a bitset object for holding 4 bits |
// all initialized to '0000' |
bitset<4> fourBits; |
cout << "The initial contents of fourBits: " << fourBits << endl; |
// instantiate a bitset object for holding 5 bits |
// initialize it to a bit sequence supplied by a string |
bitset<5> fiveBits(string("10101")); |
cout << "The initial contents of fiveBits: " << fiveBits << endl; |
// instantiate a bitset object for 8 bits |
// given an unsigned long init value |
bitset<8> eightbits(255); |
cout << "The initial contents of eightBits: " << eightbits << endl; |
return 0; |
} |
