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Java Formatter toString() Method with Example

Formatter Class toString() method: Here, we are going to learn about the toString() method of Formatter Class with its syntax and example.
Submitted by Preeti Jain, on February 14, 2020

Formatter Class toString() method

  • toString() method is available in java.util package.
  • toString() method is for the string representation of this Formatter.
  • toString() method is a non-static method, it is accessible with the class object and if we try to access the method with the class name then we will get an error.
  • toString() method may throw an exception at the time of string representation of this Formatter.
    FormatterClosedException: This exception may throw when this formatter close by calling its close() method.


    public String toString();


  • It does not accept any parameter.

Return value:

The return type of this method is String, it works on the destination for the output.


// Java program is to demonstrate the example of
// toString() method of Formatter

import java.util.*;

public class ToStringOfFormatter {
    public static void main(String[] args) {
        // Instantiates a StringBuffer and Formmatter
        // object
        StringBuffer sb = new StringBuffer();
        Formatter formatt = new Formatter(sb, Locale.UK);

        // By using format() method is to format
        // a string
        formatt.format("Hi %s !", "IncludeHelp");

        // Display Formatted String

        // By using toString() method is to
        // represent the string formatted by
        // this Formatter
        System.out.println("formatt.toString(): " + formatt.toString());


Hi IncludeHelp !
formatt.toString(): Hi IncludeHelp !


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