Java Collection Tutorial - Java Arrays.fill(float[] a, int fromIndex, int toIndex, float val)

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Syntax

Arrays.fill(float[] a, int fromIndex, int toIndex, float val) has the following syntax.

public static void fill(float[] a, int fromIndex, int toIndex, float val)

Example

In the following code shows how to use Arrays.fill(float[] a, int fromIndex, int toIndex, float val) method.

/* w  w  w. j a  v  a  2 s. c  om*/


import java.util.Arrays;

public class Main {

  public static void main(String[] args) {
    
    float arr[] = new float[] {1f, 2f, 3f, 4f, 5f};
    
    System.out.println(Arrays.toString(arr));

    // using fill for placing 12 from index 1 to 3
    Arrays.fill(arr, 1, 3, 12f);

    System.out.println(Arrays.toString(arr));
  }
}

The code above generates the following result.

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