ITP 109x Chapter Notes - Chapter 11: Partially Ordered Group

• School: USC
• Department: Information Technology Program
• Course: ITP 109x
• Professor: Kendra Walther

Document Summary

Arraylist vals = new arraylist () creates a reference variable consisting of integer objects common error. Collections an arraylist is one of several collections supported by java for keeping groups of items. Java collection framework defines interfaces and classes for common adts known as collections in java. Collection represents a generic group of objects known as elements. List one of the most commonly used collection types as it represents an ordered group of elements -- i. e. a sequence. Other arraylist adt methods size() returns the number of element in the arraylist isempty() returns true if arraylist does not contain any elements clear() removes all the elements in the arraylist remove() removes an element at the specified index. Section 11. 3 classes, arraylists and methods (not applicable to notes) Section 11. 4 java example: employee list using arraylist (not applicable to. These notes were made from information provided in zybooks chapter 11 from university of southern.