0xBADF00D

const int endianTest = 1;
#define isBigEndian ((unsigned char*)&endianTest)[3]
template <class T>
void printBinary(T var, unsigned int len, bool group8 = false, char groupChar = ' ')
{
	unsigned int indexPos;
	if (!isBigEndian)
		indexPos = 0;
	else
		indexPos = len-1;
	
	unsigned char mask = 128; 
	unsigned char* var_ptr = ((unsigned char*)&var);
	for (unsigned int i=0; i<len*8 ;i++)
	{
		if (mask & var_ptr[indexPos])
			std::cout << "1";
		else
			std::cout << "0";
		mask = mask >> 1;
		if (mask == 0)
		{
			if(group8)
				std::cout << groupChar;
			mask = 128;
			if (!isBigEndian)
				var_ptr++;
			else
				var_ptr--;
		}
	}
	std::cout << std::endl;
}