[ic] How do I remove the null byte separating [cgi . . .] entries

[interchange-users@interchange.redhat.com (Kevin Walsh)]

> 
> HELP, I'm having a NULL byte problem.
> 
> I have a form with several checkboxes all with name=b
> 
> the receiving form has something like:
> [loop list="[cgi b]"]
>   [value name=b set="[loop-code]" hide=1]
>   [include use_value_b.txt]
> [/loop]
> 
> The first [value b] has the value of the first checkbox
> Each remaining [value b] has a NULL byte followed by the value of the 
> checkbox.
> 
> I have heard that I could use a nullselect filter for this, but I've 
> searched thru all of the docs plus over 50 Megs of interchange-user 
> archives looking for a syntax example.  The only mention in the docs of a 
> nullselect filter is for a type=combo.  The only examples I can find in the 
> sample store are to set up a filter for a specific database file in the 
> mv_metadata.asc file, but I'm having the problem with the [cgi] tag, not 
> with a database file and it does not appear that mv_metadata.asc applies to 
> this tag.  Does anyone know how a nullselect filter can be applied to a 
> [cgi] tag???
>
Perhaps the "null_to_space" filter would serve you better:

    [loop list="[cgi name=b filter=null_to_space]"]
        [value name=b set="[loop-code]" hide=1]
        [include use_value_b.txt]
    [/loop]

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