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References quick reference

by tye (Sage)
on Apr 05, 2001 at 02:39 UTC ( #69927=perltutorial: print w/replies, xml ) Need Help??

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  1. or download this
        $scalar        ${$sRef}
        @array         @{$aRef}
        %hash          %{$hRef}
        $hash{KEY}     ${$hRef}{KEY}
        @hash{@list}   @{$hRef}{@list}
  2. or download this
        ${$sRefs[0]}   ${$sRefs{key}}   ${getScalarRef()}
        @{$aRefs[0]}   @{$aRefs{key}}   @{getArrayRef()}
        %{$hRefs[0]}   %{$hRefs{key}}   %{getHashRef()}
        @{ $bool ? \%hash1 : \%hash2 }{qw(some keys)}
  3. or download this
        $scalar        $$sRef
        @array         @$aRef
        %hash          %$hRef
        $hash{KEY}     $$hRef{KEY}
        @hash{@list}   @$hRef{@list}
  4. or download this
        $array[0]     ${$aRef}[0]     $aRef->[0]
        $hash{KEY}    ${$hRef}{KEY}   $hRef->{KEY}
  5. or download this
        ${$aRef->[0]}[1]    $aRef->[0]->[1]    $aRef->[0][1]
        ${$aRef->[0]}{KEY}  $aRef->[0]->{KEY}  $aRef->[0]{KEY}
        ${$hRef->{KEY}}[1]  $hRef->{KEY}->[1]  $hRef->{KEY}[1]
        ${$hRef->{A}}{B}    $hRef->{A}->{B}    $hRef->{A}{B}

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Node Type: perltutorial [id://69927]
[Discipulus]: thanks.. a more perlish solution?
[Corion]: Discipulus: I've looked for something but never found anything good
Corion looks at the SVG. If the different regions have IDs, then you can colorize the map by providing a CSS file with the colors.

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