| Overview | Group | Index | Concepts | 
The routine CPXgetstrparam is used to obtain the current
 value of a CPLEX string parameter.
Example
status = CPXgetstrparam (env, CPX_PARAM_NODEFILEDIR, dirname);
| env | A pointer to the CPLEX environment as returned by   | 
| whichparam | The symbolic constant (or reference number) of the parameter for which the value is to be obtained.  | 
| value_str | A pointer to a buffer of length at least   |