Function GetStringLength

src/include/rapidjson/document.h:1736–1736

Get the length of string. ! Since rapidjson permits "\\u0000" in the json string, strlen(v.GetString()) may not equal to v.GetStringLength(). */

    /*! Since rapidjson permits "\\u0000" in the json string, strlen(v.GetString()) may not equal to v.GetStringLength().
    */
    SizeType GetStringLength() const { RAPIDJSON_ASSERT(IsString()); return ((data_.f.flags & kInlineStrFlag) ? (data_.ss.GetLength()) : data_.s.length); }

    //! Set this value as a string without copying source string.
    /*! This version has better performance with supplied length, and also support string containing null character.