Question

How to initialize StringBuffer in Java

Answer 1

public class MyClass {
    public static void main(String args[]) { 
        StringBuffer sb = new StringBuffer("Java PHP C++"); 
  
        System.out.println(sb);
    }
}



/*
run:

Java PHP C++

*/

 

70+ SQL courses for beginners and professionals

Answer 2

public class MyClass {
    public static void main(String args[]) { 
        StringBuffer sb = new StringBuffer(); 
        
        for (int i = 0; i < 5; i++) {
            sb.append(i).append(' ');
        }
  
        System.out.println(sb);
    }
}



/*
run:

0 1 2 3 4 

*/

 

70+ SQL courses for beginners and professionals