StringBuilder append() Method in Java With Examples - GeeksforGeeks

import java.lang.*;
  
public class Geeks {
  
    public static void main(String[] args)
    {
  
          
        StringBuilder sbf = new 
                      StringBuilder("We are geeks  ");
        System.out.println(sbf);
  
        // Char array
        char[] astr = new char[] 
                          { 'G', 'E', 'E', 'k', 'S' };
  
        /* Appends string representation of char
                   array to this String Builder */
        sbf.append(astr);
    System.out.println("Result after"+
                            " appending = " + sbf);
          
        sbf = new StringBuilder("We are  -");
                System.out.println(sbf);
  
        // Char array
        astr = new char[] { 'a', 'b', 'c', 'd' };
  
        /* Appends string representation of char 
                   array to this StringBuilder */
        sbf.append(astr);
        System.out.println("Result after appending = " + sbf);
    }
}
Output:
We are geeks