by: Wenjie |
last post by:
Hello,
I read someone posted assertions that even the (public) member
function is not static, there are probably only one copy of the
code in the executable. Then except the...
|
by: Thomas Matthews |
last post by:
Hi,
I have a hierarchy of classes and would like to create an array
of pointers to member functions that could also contain pointers
to the parent member functions as well.
What is the syntax...
|
by: Joost Ronkes Agerbeek |
last post by:
Why is it allowed in C++ to call a static member function of an object
through an instance of that object? Is it just convenience?
tia,
Joost Ronkes Agerbeek
|
by: Jian H. Li |
last post by:
Hello,
What's the essential differences between the two ways of "class::member"
& "object.member"(or object_pointer->member)?
class C{
public:
void f() {}
int i;
};
|
by: Scott J. McCaughrin |
last post by:
The following program compiles fine but elicits this message from the
linker: "undefined reference to VarArray::funct" and thus fails.
It seems to behave as if the static data-member:...
|
by: jjleto |
last post by:
I have just learn about "pointer to member". Does someone have an actual
example where "pointers to member" are usefull or necessary ? Can't
always &(myClass.member) be used ?
Thank you.
|
by: jon wayne |
last post by:
Hi
I'm a little confused here about the lifetime of a static pointer to
member function,
Say,
I declare,define & initialize a static ptr to mem function in the
header file of a class(the class...
|
by: ypjofficial |
last post by:
Is there any possibility of invoking the member functions of a class
without creating an object (or even a pointer to ) of that class.
eg.
#include <iostream.h>
class test
{
public:
void...
|
by: Steve Rencontre |
last post by:
I can't for the life of me see how to do pointer-to-member when the
member is actually part of an embedded structure.
That is, if I have:
struct S1 { int a; };
struct S2 { S1 s; int b; };
...
|
by: mangalalei |
last post by:
A static data member can be of the same class type as that of which it
is a member. A nonstatic data member is restricted to being declared as
a pointer or a reference to an object of its class.
...
|
by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
|
by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
