Java.util.Arrays.fill(char[], char) Method


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Description

The java.util.Arrays.fill(char[] a, char val) method assigns the specified char value to each element of the specified array of chars.

Declaration

Following is the declaration for java.util.Arrays.fill() method

public static void fill(char[] a, char val)

Parameters

  • a − This is the array to be filled.

  • val − This is the value to be stored in all elements of the array.

Return Value

This method does not return any value.

Exception

NA

Example

The following example shows the usage of java.util.Arrays.fill() method.

Live Demo
package com.tutorialspoint;

import java.util.Arrays;

public class ArrayDemo {
   public static void main(String[] args) {

      // initializing char array
      char arr[] = new char[] {'a','b','c'};

      // let us print the values
      System.out.println("Actual values: ");
      for (char value : arr) {
         System.out.println("Value = " + value);
      }

      // using fill for placing z
      Arrays.fill(arr, 'z');

      // let us print the values
      System.out.println("New values after using fill() method: ");
      for (char value : arr) {
         System.out.println("Value = " + value);
      }
   }
}  

Let us compile and run the above program, this will produce the following result −

Actual values:
Value = a
Value = b
Value = c
New values after using fill() method:
Value = z
Value = z
Value = z

java_util_arrays.htm

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