Questions tagged [struct]
The struct tag has no usage guidance.
7
questions
4
votes
2
answers
649
views
Why does C not support direct array assignment?
In C you cannot assign arrays directly.
int array[4] = {1, 2, 3, 4};
int array_prime[4] = array; // Error
At first I thought this might because the C facilities were supposed to be implementable with ...
- 1,147
27
votes
9
answers
8k
views
Is it a security vulnerability to declare class members as public?
I have always wondered whether public, protected, and private has security implications post compilation.
Hypothetically:
class Foo
{
public:
int m_Foo; // Completely vulnerable and dangerous
...
- 3,593
11
votes
1
answer
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views
Why List<T>.Enumerator is struct?
During my investigations of List<T> enumeration I noticed List<T>.Enumerator is struct. In opposite for instance to System.Array.SZArrayEnumerator or System.SZArrayHelper....
- 288
5
votes
3
answers
1k
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Struct or class for wrapping an int when 0 isn't a valid value
I have a business object which is basically a wrapper around a value of type int. There are some constraints for the value/object:
Not every value in int's range is valid1
The valid values are not a ...
-1
votes
1
answer
232
views
Few unusual C/C++ declarations
I came across this Enum and Struct declarations in a project supposedly done by an expert.
The declarations / definitions are little different than what im used to so far.
enum EnumKeys {
KEY_MENU ,...
- 117
6
votes
0
answers
383
views
Rust and lifetime elision rules for structs?
In the Rust documentation, under the structs section, they give this example of how structs need lifetimes when they contain references:
struct Foo<'a> {
x: &'a i32,
}
because
We ...
- 776
183
votes
5
answers
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When do you use a struct instead of a class? [closed]
What are your rules of thumb for when to use structs vs. classes? I'm thinking of the C# definition of those terms but if your language has similar concepts I'd like to hear your opinion as well.
I ...
- 10.1k