An Iterator is an object that can be used to loop through collections, like ArrayList and HashSet. It is called an "iterator" because "iterating" is the technical term for looping.

- To be able to create an `Iterator` from an `ArrayList`. - To be able to loop over an `ArrayList` in 3 different ways. # Looping over lists Before we get started, let's create an `ArrayList` we can ...

I've had this assignment over my head for months. I didn't finish it on time for one of my classes, so I pretty much abandoned it- planning to come back to it after the semester and get things working ...

This is a user generated content for MyStory, a YourStory initiative to enable its community to contribute and have their voices heard. The views and writings here ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...