Syntax error What does the StringBuffer append() method do in Java?

What does the StringBuffer append() method do in Java?

The StringBuffer append() method appends the String representation of the particular argument to the sequence. It is a method of the java.lang.StringBuffer class. This method returns a reference to the object.

The basic syntax for append() method is as follows −

public StringBuffer append(data_type variable_name)

A program to illustrate the use of append() method is given as follows −

Example

 Live Demo

import java.lang.*;
public class Example {
   public static void main(String[] args) {
      StringBuffer s1 = new StringBuffer("The sun rises in the east ");
      System.out.println("Statement : " + s1);
      s1.append(true);
      System.out.println("Outcome : " + s1+"\n");
      StringBuffer s2 = new StringBuffer("Hello ");
      System.out.println("Statement : " + s2);
      s2.append("World");
      System.out.println("Output: " + s2+"\n");
      char c = 'A';
      StringBuffer s3 = new StringBuffer("Apple starts with ");
      System.out.println("Statement : " + s3);
      s3.append(c);
      System.out.println("Output : " + s3);
   }
}

Output

Statement : The sun rises in the east
Outcome : The sun rises in the east true
Statement : Hello
Output: Hello World
Statement : Apple starts with
Output : Apple starts with A
Updated on: 2020-06-26T15:34:24+05:30

184 Views

Kickstart Your Career

Get certified by completing the course

Get Started
Advertisements