EvalToken ========= .. cpp:class:: pandas::EvalToken Query engine class for expression evaluation. Example ------- .. code-block:: cpp #include using namespace pandas; // Use EvalToken EvalToken obj; // ... operations ... Constructors ------------ .. list-table:: :widths: 55 25 20 :header-rows: 1 * - Signature - Location - Example * - ``EvalToken(EvalTokenType t, const std::string& s = "") : type(t), str_value(s)`` - pd_dataframe.h:416 -