[C++] string format hexadecimal example

ex:

output

src:

CString s1, s2;

CString s3, s4;

for(int i = 0 ; i < 20 ; i++){

s1.Format("%2X,", buffer[i]); //前面不足位不補0

s2 += s1;

s3.Format("%02X,", buffer[i]); //前面不足位會補0

s4 += s3;

}

REF:

https://msdn.microsoft.com/zh-tw/library/hf4y5e3w.aspx

https://msdn.microsoft.com/zh-tw/library/8aky45ct.aspx