Java Arrays.fill(boolean[] a, int fromIndex, int toIndex, boolean val)
Syntax
Arrays.fill(boolean[] a, int fromIndex, int toIndex, boolean val) has the following syntax.
public static void fill(boolean[] a, int fromIndex, int toIndex, boolean val)
Example
In the following code shows how to use Arrays.fill(boolean[] a, int fromIndex, int toIndex, boolean val) method.
/* w w w. j a va 2 s. c o m*/
import java.util.Arrays;
public class Main {
public static void main(String[] args) {
// initializing boolean array
boolean arr[] = new boolean[] {true, true, true, true, true};
System.out.println(Arrays.toString(arr));
// using fill for placing false from index 1 to 4
Arrays.fill(arr, 1, 4, false);
System.out.println(Arrays.toString(arr));
}
}
The code above generates the following result.
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