Creating an Array: Difference between revisions

==[[Smalltalk]]==

<lang smalltalk>|array|

"creates an array that holds up to 20 elements"

array := Array new: 20 .

"access the first element: array base is 1"

(array at: 1) displayNl.

"put 100 as second value; you can put any object,

in particular SmallInteger"

array at: 2 put: 100.

"initialize an array from a 'constant' given array"

array := Array withAll: #('an' 'apple' 'a' 'day' 'keeps' 'the' 'doctor' 'away').

"Replacing apple with orange"

array at: 2 put: 'orange'.</lang>