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Java StringTokenizer countTokens() Method with Example

StringTokenizer Class countTokens() method: Here, we are going to learn about the countTokens() method of StringTokenizer Class with its syntax and example.
Submitted by Preeti Jain, on March 26, 2020

StringTokenizer Class countTokens() method

• countTokens() method is available in java.util package.
• countTokens() method is used to determines the number of times that this nextToken() can be invoked before it throws an exception.
• countTokens() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
• countTokens() method does not throw an exception at the time of counting tokens.

Syntax:

    public int countTokens();

Parameter(s):

• It does not accept any parameter.

Return value:

The return type of the method is int, it counts the token remains in the Standard Time by using this delimiter set.

Example:

// Java program to demonstrate the example 
// of int countTokens() method 
// of StringTokenizer

import java.util.*;

public class CountTokensOfStringTokenizer {
 public static void main(String[] args) {
  // Instantiates a StringTokenizer object
  StringTokenizer str_t = new StringTokenizer("Welcome in Java World!!!");

  // By using countTokens() method is to
  // count the number of times nextToken()
  // method can call before it throws an 
  // exception
  int count = str_t.countTokens();

  // Display count
  System.out.println("str_t.countTokens(): " + count);
 }
}

Output

str_t.countTokens(): 4