Java Array setChar() Method

The setChar() method of Array class is used to set the value of the indexed component of the specified array object to the specified char value.

Syntax

public static void setChar(Object array, int index, char c)
                    throws IllegalArgumentException,
                           ArrayIndexOutOfBoundsException

Parameter

array - the array

index - the index into the array

c - the new value of the indexed component

Returns

Does not return any value.

Throws

NullPointerException

IllegalArgumentException

ArrayIndexOutOfBoundsException -

NegativeArraySizeException

Example 1

//import statement

import java.lang.reflect.Array;

public class ReflectArraysetCharExample1 {
  public static void main (String args[]) {
    char[] arr = new char[4];
    
    Array.setChar(arr,0,'J');
     Array.setChar(arr,1,'A');
      Array.setChar(arr,2,'V');
       Array.setChar(arr,3,'A');
       
    char vlu = Array.getChar(arr, 1);

    System.out.println("Value :: " +vlu);

  }
}

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Output:

Value :: A

Example 2

import java.lang.reflect.Array;

public class ReflectArraysetCharExample2 {
   public static void main(String[] args) {

      char[] arr = new char[4];

      Array.setChar(arr,0,'J');
     Array.setChar(arr,1,'A');
      Array.setChar(arr,2,'V');
       Array.setChar(arr,3,'A');
       
      System.out.println(  Array.getChar(arr, 0) +""+ Array.getChar(arr, 1) +""+ Array.getChar(arr, 2) +""+ Array.getChar(arr, 3));
     
   }
}

Test it Now

Output: