Perl Arrays - a tutorial

Arrays are a sequence of variables, whose members can be retrieved and assigned to by using their indices. An index passed to an array may well be, and usually is, another variable.
To refer to the $i'th element of the array @myarray, one uses the syntax $myarray[$i]. This element can be assigned to or its value can be retrieved, with the same notation.
Array indices are whole numbers and the first index is 0. As in the length of a string, the number of elements in an array is bounded only by the amount of available memory the computer has. more...