Java.lang.StringBuilder.reverse() Method

Description

The java.lang.StringBuilder.reverse() method causes this character sequence to be replaced by the reverse of the sequence.

Declaration

Following is the declaration for java.lang.StringBuilder.reverse() method

public StringBuilder reverse()

Parameters

• NA

Return Value

This method returns a reference to this object.

Exception

• NA

Example

The following example shows the usage of java.lang.StringBuilder.reverse() method.

package com.tutorialspoint;

import java.lang.*;

public class StringBuilderDemo {

  public static void main(String[] args) {
  
    StringBuilder str = new StringBuilder("india");
    System.out.println("string = " + str);

    // reverse characters of the StringBuilder and prints it
    System.out.println("reverse = " + str.reverse());
  
    // reverse is equivalent to the actual
    str = new StringBuilder("malayalam");
    System.out.println("string = " + str);
	
    // reverse characters of the StringBuilder and prints it
    System.out.println("reverse = " + str.reverse());
  }
}

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

string = india
reverse = aidni
string = malayalam
reverse = malayalam