Scala Iterator nonEmpty() method with example

The nonEmpty method belongs to the concrete value member of the class Abstract Iterator. It is utilized to check whether the stated collection is not empty.

Method Definition: def nonEmpty: Boolean

Return Type: It returns true if the stated collection contains at least one element else returns false.



Example #1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Scala program of nonEmpty()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating an Iterator 
        val iter = Iterator(3, 4, 6)
          
        // Applying nonEmpty method 
        val result = iter.nonEmpty
          
        // Displays output
        println(result)
      
    }
}

chevron_right


Output:

true

Example #2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Scala program of nonEmpty()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating an empty Iterator 
        val iter = Iterator()
          
        // Applying nonEmpty method 
        val result = iter.nonEmpty
          
        // Displays output
        println(result)
      
    }
}

chevron_right


Output:

false


My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.