Low level interface function to the IBM ILOG CPLEX function
CPXfclose. Consult the IBM ILOG CPLEX documentation for
more detailed information. This funtion has no functionality
from IBM ILOG CPLEX >= 12.9.0 on, where CPXfclose has
been removed.
closeFileCPLEX(cpfile)A pointer to a file as returned by openFileCPLEX.
Zero if successful, otherwise an instance of class "'>cplexError".
Interface to the C function cplexfclose which calls the CPLEX
function CPXfclose.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.