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How to access elements from a rectangular array in C#?
To access elements from a rectangular array, you just need to set the index of which you want to get the element. Multi-dimensional arrays are also called rectangular array −
a[0,1]; // second element
The following is an example showing how to work with a rectangular array in C# and access an element −
Example
using System;
namespace Demo {
class Program {
static void Main(string[] args) {
int[,] a = new int[3, 3];
a[0,0]= 10;
a[0,1]= 20;
a[0,2]= 30;
a[1,0]= 40;
a[1,1]= 50;
a[1,2]= 60;
a[2,0]= 70;
a[2,1]= 80;
// accessing element
a[2,2]= 90;
int i, j;
for (i = 0; i < 3; i++) {
for (j = 0; j < 3; j++) {
Console.WriteLine("a[{0},{1}] = {2}", i, j, a[i,j]);
}
}
int ele = a[0,1];
Console.WriteLine("Second element: "+ele);
Console.ReadKey();
}
}
}
Updated on 21-Jun-2020 13:11:30
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