[foss] perl type - sigil - ref - using_ref

[SAIFI]

Hi all:

here is a quick lookup table.

0         1     2    3              4
scalar    $    \$    ${ $ref }
array     @    \@    @{ $ref }[]    $ref->[]
hash      %    \%    %{ $ref }{}    $ref->{}
function  &    \&    &{ $ref }()    $ref->()

0 type
1 sigil
2 ref(erence)
3 using ref(erence)
4 using ref(erence) with '->'

to know more, perldoc perlref


warm regards
Saifi.