Tino APCS

Lesson A15

Next: Arraylist...

ArrayList

Lesson Overview: It is very common for a program to manipulate data that is kept in a list. Lists are a fundamental feature of Java and most programming languages. Because lists are so useful, the Java Development Kit includes the ArrayList class. The ArrayList class provides the classic operations for a list.

A
Arraylist Implementation Of A List
B
The Arraylist Class
C
Object Casts
D
The Wrapper Classes
E
Iterators And For-each Loops
Y
Summary
Z-1
Lab 15.1 Irregularpolygon
Z-2
Lab 15.2 Permutations
Z-3
Lab 15.3 Wordle Solver
Lesson Vocab
ABSTRACT DATA TYPE

A data structure emphasizing properties, functionality, and use rather than implementation.

ArrayList

A data structure that can hold varying numbers of objects that can be referenced by an index.

CAST

Converting one data type to another.

for each LOOP

A shorthand way to visit every element of a collection in order.

LIST

A data structure that holds multiple pieces of information.

WRAPPER

Classes used to represent primitive data types as objects.