by: Nimmi Srivastav |
last post by:
Once and for all can someone kindly tell me the difference between C
and C++ linkage. I thought I understood it till someone showed me the
other day that C functions, that would ordinarily require...
|
by: A |
last post by:
Hi,
Consider this code:
//Header File - Foo.h
int i = 0; // non-static global variable
class Foo{
...
|
by: Sona |
last post by:
Hi,
I read some place that if you have two or more modules or files in C,
you can share variables between the these modules or files using the
'extern' keyword. I'm not really sure how to do...
|
by: atv |
last post by:
Alright, i have some questions concerning include files en global
variables.I hope someone is willing to answer these.
1).Why is it that if i define a global variable in a file, say main.c,
and...
|
by: tweak |
last post by:
What's the best way to use extern when using multiplefiles that is
easiest to maintain?
Is it best to declare:
extern int a;
in a header file and include the header file in all files except...
|
by: siliconwafer |
last post by:
Hi all,
I wanted to know that is use of extern keyword mandatory in case of
global variables and functions used in other source files?
i.e consider a following piece of code from MSDN explaining...
|
by: Tapeesh |
last post by:
I would like to know what is the expected behaviour of C compilers when
an extern decleration is intialized.
When the following code is compiled using gcc
//File extern.c
int arr ;
int a ;
|
by: wakun |
last post by:
Hi there,
I have been using C for years. For some project I've done times ago,
I always need to share variable between modules. The structure of my
project is illustrated as follow
/* global.h...
|
by: blangela |
last post by:
I am currently taking a course and one of the example programs showed
a function prototype something like:
extern void func();
I asked why the "extern" was necessary.
Someone in the 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
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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...
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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: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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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,...
|
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