What is an iterator, JAVA Programming

Assignment Help:

What is an Iterator?

Some of the collection classes give traversal of their contents via a java.util.Iterator interface. This interface permits you to walk through a collection of objects, operating on every object in turn.

Remember when using Iterators that they have a snapshot of the collection at the time the Iterator was obtained; generally it is not advisable to modify the collection itself whereas traversing an Iterator.

 


Related Discussions:- What is an iterator

Write a program to add integer value, Write a program to add integer value?...

Write a program to add integer value? class AddInts { public static void main (String args[]) { int i = 1; int j = 2; System.out.println("i is " + i); System.out.println("

How would you interact between servlets and applets? , We may use the java...

We may use the java.net.URL and java.net.URLConnection classes to start a standard HTTP connection and "tunnel" to a Web server. The server then gives this information to the s

What is meant by weaving, The process of applying aspects to a target objec...

The process of applying aspects to a target object to form a new proxy object is known as Weaving. The aspects are woven into the target object at the verified join points.

What are the important beans lifecycle methods, There are two significant b...

There are two significant bean lifecycle methods. The first one is setup which is called when the bean is loaded on to the container. The second method is the teardown method which

Enumerate the concept of write once run anywhere - java, Enumerate the conc...

Enumerate the concept of write once run anywhere - JAVA Java has introduced concept of WORA (write once run anywhere). When you write a java program it is called source code of

Describe validate() and reset() methods, Validate() : Used to validate prop...

Validate() : Used to validate properties after they have been populated; known as before FormBean is handed to Action. Returns a collection of ActionError as ActionErrors. Followin

Explain what is object in java language, Explain what is Object in JAVA lan...

Explain what is Object in JAVA language? They are foundation of object oriented language. They are data structure holds data fields and properties and methods

I want someone to fix some bugs in a java app, I want someone to fix some b...

I want someone to fix some bugs in a java app Project Description: I have a small app in java, but it has some issues, the app is running. But we need to make it work more st

Object diagrams, Object diagrams define instances instead of classes. They ...

Object diagrams define instances instead of classes. They are useful for illustrating some complicated objects in detail about their recursive relationships.     When

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd