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Pointer declaration for data member: Method 1:
int M::* px; // This is known as pointer-to-member declared for class member of A.
px = &M::x;//The pointer px is pointing to the data member m in the class A. int S1;
S1=m.*px;
Method 2: M *pm; pm=&m; int M::*py; py=&M::y; int S2;
S2=pm->*py;//pointer-to-object->*pointer-to-member function
How do you access the values within an array? - Arrays comprise a number of elements, which depends on the size you assigned it during variable declaration. - Every element
The #undef Directive This directive undefines a previously explained macro. For, example the following will give an error since PI is undefined. #define PI 3
C++ Help
Program to show the ascii value of characters: int main() { int one_char; cout one_char = getch();
Rules of Inheritance: Private members are not inherited; the members can be accessed only within its class. It cannot be used through the object. Protected members are
At a shop of marbles, packs of marbles are prepared. Packets are named A, B, C, D, E …….. All packets are kept in a VERTICAL SHELF in random order. Any numbers of packets with thes
how to represent polynomial in linked list
The for Loop For loop is the controlled form of loop. The general format of this : for( initialize ; test ; update) { statements;
how to call the value
Project Overview A certain financial institution (bank) wishes to promote its new business products/services by conducting road shows in rural areas. Their aim is to encourage peop
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