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

How can we define a computer screen, How can we define a computer screen? ...

How can we define a computer screen? A computer screen is define as use to display output of computer to the user. Computer screen is consists of pixels.

Difference between an interface and an abstract class, What is the differen...

What is the difference between an Interface and an Abstract class? An abstract class can have instance methods that execute a default behavior. An Interface can only declare co

JDBC Assignment, If we have 2 tables like bankcustomer(cid,cname,addr,acc_t...

If we have 2 tables like bankcustomer(cid,cname,addr,acc_type) and customeraccount(cid,amount). How to Deposit amount into the given customer account.?

Illustrate dynamic vs. static class loading?, 1. "Classes are statically lo...

1. "Classes are statically loaded with Java's "new" operator." This would imply that static methods could be executed without the class being loaded. 2. "Unlike the static loa

Overloading method, QUESTION 3: Overloaded methods Write the overloaded me...

QUESTION 3: Overloaded methods Write the overloaded method named average () for each of the following problems: a) The first method receives THREE (3) integer values and returns

How dbms is better to use than flat-file database, How can you justify that...

How can you justify that a DBMS is better to use than Flat-file database? A DBMS takes care of the storage, retrieval, and management of large data sets on a Database. It give

Explain how java allows the constraints on a generic type, Consider the fol...

Consider the following C++ template class. #include using namespace std; template class SortedList { public: SortedList() {size = 0;} void insert(T item); friend ostrea

Universal android and ios, Universal Android and iOS, Multipurpose Testing ...

Universal Android and iOS, Multipurpose Testing Application - Based on Phonegap Project Description: Universal Android and iOS, Multipurpose Testing Application Based on Phon

What is an abstract class in java, Question: (a) Java does not support ...

Question: (a) Java does not support multiple inheritance but does provide the concept of ‘interface'. Explain how interfaces can help a programmer to implement multiple inheri

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