c_cpp 转换为二进制表示的.cpp

Posted 2021-05-14

template<typename T>
char*  NumberToString(T n) {
	int count = 0;
	int flag = 1;
	char* sNumString = (char*)malloc(sizeof(n) * 8);
	memset(sNumString, 0, sizeof(n) * 8);
	for(int i = sizeof(n) * 8 - 1; i >=0 ; i--)
	{		  
		if(flag&n)
		{
			sNumString[i] = '1';
		}
		else{
			sNumString[i] = '0';
		}	  
		flag = flag << 1;
	}
	return sNumString;
}