How to initialize an array with Array.fill() method
The blog provides the technical approach on ” How to initialize an array and fill with values using Array.fill () .
package com.java.planforexams.array;
import java.util.Arrays;
public class ArrayUsingFillMethod {
public static void main(String args[]) {
int intializedArray[] = new int[5];
// Array filled with value 21 for all indexes
Arrays.fill(intializedArray, 21);
for (int value : intializedArray) {
System.out.println(" \n Current filled Array Value ::: " + value);
}
System.out.println(" Filling Array with value 20 with start index
as 2 and last index as 4");
Arrays.fill(intializedArray, 2, 4, 20);
for (int value : intializedArray) {
System.out.println(" \n Final filled Array Value ::: " + value);
}
}
}
Output:::
Current filled Array Value ::: 21
Current filled Array Value ::: 21
Current filled Array Value ::: 21
Current filled Array Value ::: 21
Current filled Array Value ::: 21
Filling Array with value 20 with start index as 2 and last index as 4
Final filled Array Value ::: 21
Final filled Array Value ::: 21
Final filled Array Value ::: 20
Final filled Array Value ::: 20
Final filled Array Value ::: 21
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