I tried sizeof() the class and the output is 40 bytes. I think the padding

what is the size of this class
class size
{
public:
char data1;
double d;
int data2;
char data3;
double data4;
short data5;
};

please explain the padding for these double variables.

Question Posted / ada

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Answer Posted / ada

I tried sizeof() the class and the output is 40 bytes. I
think the padding maybe like this:

char data1 1+7 bytes
double d 8 bytes
int data2 4 bytes char data3 1+3 bytes
double data4 8 bytes
short data5 2+6 bytes

So totally 5x8=40 bytes

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