Low level interface function to the IBM ILOG CPLEX function
CPXfopen. Consult the IBM ILOG CPLEX documentation for more
detailed information. This funtion has no functionality
from IBM ILOG CPLEX >= 12.9.0 on, where CPXfopen has
been removed.
openFileCPLEX(fname, ftype = "w", ptrtype = "cplex_file")Character string giving the file name to be opened.
Character string according to the syntax of the standard C function
fopen.
A name for the pointer object.
A pointer to the log file (an instance of class
"'>cplexPtr") or NULL.
Interface to the C function cplexfopen which calls the CPLEX
function CPXfopen.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.