globalmapper.SetMiscOptionExString
==================================

.. currentmodule:: globalmapper
.. py:function:: SetMiscOptionExString (GM_MiscOpt_t32 aOpt, str aNewValue, int aReserved) -> str

    Sets an advanced/miscellaneous option to use during operation. Returns the previous value.

    :param GM_MiscOpt_t32 aOpt: Option to set
    :param str aNewValue: New value
    :param int aReserved: Reserved for future use; must be 0.
    :returns: The previous misc option string which was replaced
    :rtype: Str