object oriented programming with java

Seite 1

Object = programming building block, a component with some desired functionality

You ask objects to do some work

You don't know how they do it

It's what they do not how they do it

https://www.youtube.com/watch?v=2juoGMQzA64 (Einbetten)

ISO 8604 = international standard for date and time in a digital format = YYYY-MM-DD

Seite 2

Class and Methods

https://www.youtube.com/watch?v=p4MK_R8ULBU (Einbetten)

Class = objects with common behavior.. like days and "strings"

1964-11-28

1933-04-03

1969-07-20

"Hello"

"Goodbye"

"so-long"

Methods

Get day

Get month

Get year

These are all methods that call an object to get a result

Seite 3

Variables

https://www.youtube.com/watch?v=xtxKVvBfSW0 (Einbetten)

Seite 4

Naming Variables

https://www.youtube.com/watch?v=TXWCqRTOhW0 (Einbetten)

Use a variable to store a value that you need later

Every variable has a name

Seite 5

Variable Type and then the name

https://www.youtube.com/watch?v=JVYAanFi0q8 (Einbetten)