打印二进制位

/****************************** 作者：cncoderalex 博客：http://blog.csdn.net/cncoderalex *******************************/#include<iostream>using namespace std;template <typename T>void PrintBinary(T value){int BytesCount = sizeof(T);unsigned long long Bit = 1;string str;for (int i = 0; i < BytesCount * 8; i++){if (value & Bit){str.append("1");}else{str.append("0");}Bit <<= 1;}int len = str.length();for (int i = len - 1; i >= 0; i--){printf("%c", str[i]);}printf("\n");}int main(){printf("http://blog.csdn.net/cncoderalex");printf("\n");int a = -1;unsigned char b = a;int c = b;char d = a;int e = b;short f = a;int g = b;PrintBinary(a);PrintBinary(b);PrintBinary(c);PrintBinary(d);PrintBinary(e);PrintBinary(f);PrintBinary(g);system("pause");return 0;}