:
-
- ( )
- ( . : ', , , 0 .)
:
-
-
-
-
++ ' . ' , , . . ' ' . :
- .
- ' 䳿
- , , .
1. , , try.
2. throw.
3. catch{...}, , .
catch try. . . catch
void main()
{...
try{...F();
throw FileNotFound;
...
G();
Throw TooBig;
...
};
catch(FileNotFound){...}
catch(TooBig){...}
}
: . catch. ++ .
. . . . . catch , . . catch, . . catch switch. default catch(...), .
class Array{
public:
int & operator[](int offSet);
class xBoudry{};
class xTooBig{};
...
};
|
|
|
int &Array::operator[](int offSet){
...
throw xBoundary;
...
throw xTooBig;};
void main(){
...
try {...};
catch(Array::xBoundary){...};
catch(...){...};
};
', . [] . catch. catch{...}. , 䳺 . 2
- ,
- , .
++ . - . , "" - . . , ', . . . . .
.
, '.
temlate <class T>
class Array
{public:
Array(){};
~Array(){};
private:
T * pType;
int Size;
};
o tempate . , . ' . class. T , int, Cat. private. main.
void main()
{ Array <int> intArray; //
Array <Cat> CatArray; // ' Cat
};
, . -, , .
temlate <class T, int; > class Cont{...};
