Function isQuoted

src/openms/include/OpenMS/DATASTRUCTURES/StringUtilsSimple.h:242–245

    }

    static inline bool isQuoted(const String & this_s, char q)
    {
      return (this_s.size() < 2) || (this_s[0] != q) || (this_s[this_s.size() - 1] != q);
    }

    static inline String& quote(String & this_s, char q, String::QuotingMethod method)
    {