Function IsAsciiUpper

util/string/ascii.h:71–73

}

inline bool IsAsciiUpper(unsigned char c) {
    return ::NPrivate::ASCII_CLASS[c] & ::NPrivate::CC_UPPER;
}

inline bool IsAsciiLower(unsigned char c) {
    return ::NPrivate::ASCII_CLASS[c] & ::NPrivate::CC_LOWER;