Java.lang.StringBuilder.reverse() Method

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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

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