// dynamic array, extensible, this a reference type
var d : array of Integer;
d.Add(1);     // has various methods to add, delete, etc.
d.Add(2, 3);

// read and write elements by index
item := d[5];
d[6] := item+1;

// static, fixed-size array, arbitrary lower-bound, this is a value type
var s : array [2..4] of Integer;

// inline array constructor, works for both static and dynamic arrays
s := [1, 2, 3];