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Remove an element at a specific index from an array in Java

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David Zlatin answered on June 20, 2022 Popularity 9/10 Helpfulness 4/10

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answer Remove an element at a specific index from an array in Java

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import java.util.Arrays;
import java.util.stream.IntStream;
 
class Main
{
    public static int[] remove(int[] a, int index) {
        if (a == null || index < 0 || index >= a.length) {		//lowering the possibilities of an error
            return a;
        }
 	
        else {
          return IntStream.range(0, a.length)
                        .filter(i -> i != index)
                        .map(i -> a[i])
                        .toArray();
        }
    }
 	
    public static void main(String[] args) {		//an example of how to use it
        int[] a = { 1, 2, 3, 4, 5 };
        int index = 2;
 
        a = remove(a, index);
        System.out.println(Arrays.toString(a));
    }
}

Popularity 9/10 Helpfulness 4/10 Language java

Source: www.techiedelight.com

Tags: element java

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David Zlatin

Contributed on Jun 20 2022

David Zlatin

0 Answers Avg Quality 2/10

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