Method needsValue

pdal/util/ProgramArgs.hpp:250–251

Return whether an option needs a value to be valid. Generally true for all options not bound to boolean values. \note Not intended to be called from user code. */

      \note  Not intended to be called from user code.
    */
    virtual bool needsValue() const
        { return true; }

    /**
      Set a an argument's value from a string.