by: ik |
last post by:
Hello all,
Under C++ when 'extern' is used with out the string literal "C" does
it act the same as a 'static' ? When is it appropriate using 'extern' ?
Thanks
~Ik
|
by: John Ratliff |
last post by:
I have a few global variables in my app. They are defined in the main
application class file and declared (extern) in a header which can be
included by anyone who would want to use these variables....
|
by: Mark A. Gibbs |
last post by:
I have a question about mixing C and C++.
In a C++ translation unit, I want to define a function with internal
linkage and C calling convention. Here's a sample of what I want to do:
//...
|
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: G Patel |
last post by:
I've seen some code with extern modifiers in front of variables
declared inside blocks. Are these purely definitions (no definition)
or are they definitions with static duration but external...
|
by: ccwork |
last post by:
Hi all,
I am reading "C: A Reference Manual" 4th ed and I get lost for the
"extern". It says that global object without specifying the
storage-class specifier will have "extern" as the default...
|
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: Christian Christmann |
last post by:
Hi,
I've tree questions on the storage class specifier "extern":
1) Code example:
int main( void )
{
int b = -2; // my line 3
if ( a ) {
|
by: mimi |
last post by:
The programmer indicates to the compiler that a function is written
in a different programming language using a linkage directives.It is
intuitive that extern "SomeLanguage" is used to declare...
|
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,...
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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 $name$ ($parameters$) {
}
...
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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: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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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...
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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...
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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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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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