CPXNETchgname

Description

This function changes the name of a node or an arc in the network stored in a CPLEX network problem object.

Return Value

If the operation is successful, CPXNETchgname() returns the value 0; if not, it returns a nonzero value to indicate an error.

Synopsis

int CPXNETchgname (CPXENVptr env,
                   CPXNETptr net,
                   int key,
                   int index,
                   char *name);

Arguments


CPXENVptr env

The pointer to the CPLEX environment as returned by one of the CPXopenCPLEX() routines.

CPXNETptr net

A pointer to a CPLEX network problem object as returned by CPXNETcreateprob().

int key

A character to indicate whether an arc name should be changed, or a node name should be changed.

key == 'a'
Indicates the arc name is to be changed.

key == 'n'
Indicates the node name is to be changed.

`key == 'a'`	Indicates the arc name is to be changed.
`key == 'n'`	Indicates the node name is to be changed.

int index

The index of the arc or node whose name is to be changed.

char *name

The new name for the arc or node.

Example

status = CPXNETchgname (env, net, 'a', 10, "arc10");