Using array operator to reference variable in an array

    

@a1 = (1, 2, 3, 4, 5, 6);
@a2 = @a1[0 .. 3];
print join (", ", @a2);

1.	Using Arrays as an Indexed List
2.	Directly indexing an array's contents:
3.	Array index in action
4.	Accessing List Values
5.	Adding to an Array
6.	Index an array
7.	Reference more than one elements in an array at the same time
8.	Multiple Elements Of A List
9.	Get array element by index
10.	Access array element by index
11.	Create @array with one element by referring to nonexistent element 0
12.	Get array last index
13.	Get two variables from array
14.	Reference a dereferenced array by index
15.	Reference array element by index
16.	Reference negative array index
17.	Using a minus variable as the array index
18.	Update part of an array by referencing only a sub range
19.	Using negative subscripts to access elements from the end of the array
20.	Mulitple indexing
21.	Special Scalars and Array Assignment

Using array operator to reference variable in an array : Array Index « Array « Perl