Java.lang.StringBuilder.toString() Method

Description

The java.lang.StringBuilder.toString() method returns a string representing the data in this sequence. A new String object is allocated and initialized to contain the character sequence currently represented by this object.

Declaration

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

public String toString()

Parameters

• NA

Return Value

This method returns a string representation of this sequence of characters.

Exception

• NA

Example

The following example shows the usage of java.lang.StringBuilder.toString() 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);

    // append character to the StringBuilder
    str.append('!');
    // convert to string object and print it
    System.out.println("After append = " + str.toString());
      
    str = new StringBuilder("Hi "); 
    System.out.println("string = " + str);
    // append integer to the StringBuilder
    str.append(123);
    // convert to string object and print it
    System.out.println("After append = " + str.toString());
  }
}

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

string = India
After append = India !
string = Hi
After append = Hi 123