sprintf("%02x", c)
I know this code converts decimal to hex but what does the “2” mean?
sprintf(%02x, c) I know this code converts decimal to hex but what does the
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sprintf("%02x", c)
I know this code converts decimal to hex but what does the “2” mean?
The
0is the padding character, while2is a width specifier that specifies how many characters you want printed. It is intended as the minimum number of characters, so having02will always at least print 2 characters and they’ll be zero if there’s no other data to be shown.