@a = (1,2,3,4);  # list, list, list, list
$a = (1,2,3,4);  # void, void, void, scalar

##</code><code>##

@b = @a;   # @a is evaluated in list context.
$c = @a;   # @a is evaluated in scalar context.
@a; 1;     # @a is evaluated in void context.