Questions tagged [array-initialize]
11 questions
1157
votes
26 answers
How to initialize all members of an array to the same value?
I have a large array in C (not C++ if that makes a difference). I want to initialize all members of the same value.
I could swear I once knew a simple way to do this. I could use memset() in my case, but isn't there a way to do this that is built…
Matt
- 84,419
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83
votes
10 answers
initialize a const array in a class initializer in C++
I have the following class in C++:
class a {
const int b[2];
// other stuff follows
// and here's the constructor
a(void);
}
The question is, how do I initialize b in the initialization list, given that I can't initialize it inside…
Nathan Fellman
- 122,701
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41
votes
3 answers
How to initialize two-dimensional arrays in Fortran
In C you can easily initialize an array using the curly braces syntax, if I remember correctly:
int* a = new int[] { 1, 2, 3, 4 };
How can you do the same in Fortran for two-dimensional arrays when you wish to initialize a matrix with specific test…
Fludlu McBorry
- 413
- 1
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- 4
30
votes
9 answers
How to set array length in c# dynamically
I am still new to C# and I've been struggling with various issues on arrays. I've got an array of metadata objects (name value pairs) and I would like to know how to create only the number of "InputProperty" objects that I truly need. In this loop…
John Adams
- 4,773
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21
votes
6 answers
Array initialization with default constructor
public class Sample
{
static int count = 0;
public int abc;
public Sample()
{
abc = ++Sample.count;
}
}
I want to create an array of above class, and want each element in the array to be initialized by invoking the…
Nawaz
- 353,942
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8
votes
7 answers
How do you initialise a const array of TGUID from Interface type data, in Delphi?
I want to initialise an array like this -
Const MyArray : Array[0..0] Of TGUID = (IInterface);
But it results in -
[DCC Error] Test.pas(10): E2010 Incompatible types: 'TGUID' and 'string'
So to see what would happen I tried this -
Const MyArray :…
David
- 287
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8
votes
6 answers
How do you initialize a 2 dimensional array when you do not know the size
I have a two dimensional array that I need to load data into. I know the width of the data (22 values) but I do not know the height (estimated around 4000 records, but variable).
I have it declared as follows:
float[,] _calibrationSet;
…
Keith Sirmons
- 8,271
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4
votes
4 answers
C#: PointF() Array Initializer
I need to hard code an array of points in my C# program. The C-style initializer did not work.
PointF[] points = new PointF{
/* what goes here? */
};
How is it done?
Agnel Kurian
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2
votes
5 answers
Set size on char array in Java
I'm developing an Android application.
I want to set size to a char array like this:
public char[5] language;
But it doesn't work. I have to delete number five to make it work.
I want to limit to five characters to language variable. How can I do…
VansFannel
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1
vote
1 answer
Ada initializing an array based on user input
I'm coming from Java/C++ to Ada and am having trouble figuring out the small stuff. Is it possible to declare an array and ask the user for the min/max values then initialize it? I don't like having to define constant values for the MIN and MAX…
ravun
- 1,523
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0
votes
1 answer
C# reset an array to its initialized values?
Lets say I have an array of employee wages in the order of average, max, and min:
int[] wages = {0, 0, Int32.MaxValue};
The above code is initalized so that as Im finding the max I can do a comparison to 0 and anything above the existing value will…
Capn Jack
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