//Convert to a character pointer

char *p = str。 GetBuffer (string. GetLength())；

//Convert to int variable

int I = atoi(p)；

Cout & lt& lt I<& ltendl

//Convert to floating-point variable

str = " 123.32 "；

float f = atof(str。 GetBuffer (string. GetLength()))；

cout & lt& ltf & lt& ltendl