Monday 7 May 2012

Java String isEmpty Example

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String class isEmpty method example

String class isEmpty method example:- This method returns boolean value true if and only if  .
length methodreturns for the  object taken under process and returns false if object chosen is not empty that means it has .length()  method value greater than zero.

Syntax:- isEmpty() 


Here is the code:-


  /**
  * @(#) IsEmptyString.java
  * IsEmptyString class demonstrates the working of isEmpty() method of String class of lang package
  */  


public class IsEmptyString {
  public static void main(String args[]) {

    String heram = new String("heram");
    // Method isEmpty() returns boolean value false if and only if length of
    // the value is zero
    // .length() method returns the lenght of

    System.out.println("length of the method is returned:  "
        + heram.length() + "\n" + "Method returns false here:  "
        + heram.isEmpty());
  }
}

Output of the program:-
-------------------------------------
length of the method is returned:  5
Method returns false here:  false

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