String length example

In this section, you will learn how to get the length of given string. The lang package of java provides the facility for getting the length of string. You will see in the following program for getting the length of string by using the length() method that returns integer type value of any given string. After running this program takes any string in command line and calculates its length.

Description of code:

length():
This is the method that returns the length of given string in integer type.

Here is the code of program:


import java.lang.*;

import java.io.*;



public class StringLength{

  public static void main(String[] args) throws IOException{

  System.out.println("String lenght example!");

  BufferedReader bf = 

  new BufferedReader(new InputStreamReader(System.in));

  System.out.println("Please enter string:");

  String str = bf.readLine();

  int len = str.length();

  System.out.println("String lenght : " + len);

  }

}

Download this example.

Output of program:

C:\vinod\Math_package>javac StringLength.java

C:\vinod\Math_package>java StringLength
String lenght example!
Please enter string:
RoseIndia.net
String lenght : 13

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