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Perl in a Nutshell

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The CGI.pm Module
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 print $query->checkbox_group('name', \@list [, selected,'true',\%labelhash ])

Generates a list of checkbox elements.


The name to assign the input to (required).


An array reference with the list items. You can also use an anonymous array reference.


The menu item(s) to be initially selected (default is that nothing is selected). This can be a single value or a reference to an array of values.


Insert newlines between the checkboxes.


A hash reference listing labels for each list item. Default is the list text itself. See popup_menu for an example.

Using named parameters, the syntax is:

print $query->checkbox_group(-name=>'name',


The number of columns to use.


A header for the column.


The number of rows to use. If omitted and -columns is specified, the rows will be calculated for you.


A header for the row.


Browser should execute function when the user clicks on any checkbox in the group.

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