Summary: 1/20/2011
1
Let's Learn Ruby AQAP
As Q ickl As Possible!As Quickly As Possible!
Run the interactive ruby shell ­ irby
Suggest using Netbeans ­ download ALL
2
1/20/2011
2
2 + 6
Simple Ruby Number Objects
22 / 4 5
Float(22)/4
22.0 / 4
3 * 3
3 ** 3
big_number = 1_000_000_000 (underscores not required
and can go anywhere allowed to make it more readable ­
commas hard to see) 3
Math.sqrt( 9 )

Source: Allan, Vicki H. - Department of Computer Science, Utah State University

Collections: Computer Technologies and Information Sciences