我正试图通过sscanf将UUID字符串解析为std :: array,但是出了点问题,我无法通过缝隙来找出问题所在:
std::array<uint8_t, 16> arr{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
sscanf("00112233-4455-6677-8899-AABBCCDDEEFF",
"%hhx%hhx%hhx%hhx-%hhx%hhx-%hhx%hhx-%hhx%hhx-%hhx%hhx%hhx%hhx%hhx%hhx",
&arr[0], &arr[1], &arr[2], &arr[3], &arr[4], &arr[5], &arr[6], &arr[7],
&arr[8], &arr[9], &arr[10], &arr[11], &arr[12], &arr[13], &arr[14], &arr[15]
);
此数组之后包含0x33,0xab,0x89,0x67,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
。知道发生了什么事吗?
您也需要指定宽度2
: