GRBEnv::getParamInfo()

Obtain information about a parameter.

void getParamInfo ( GRB_DoubleParam param,
    double* valP,
    double* minP,
    double* maxP,
    double* *defP )

void getParamInfo ( GRB_IntParam param,
    int* valP,
    int* minP,
    int* maxP,
    int* defP )

void getParamInfo ( GRB_StringParam param,
    string* valP,
    string* defP )