This won't work if the comment text itself contains a quoted string
"foo", because then Phil's code simply returns "foo" as the content of
that line.
Slava
On May 6, 2008, at 8:37 AM, Stefan Scholl wrote:
> Or the application just ignores every row with the first field
> starting with "#".
>
>
> "123,456,789\n#stuff\n111,222,333" <string-reader> csv
> [ first "#" head? not ] filter .
> { { "123" "456" "789" } { "111" "222" "333" } }
>
>
> ! Or:
>
> : process-row ( seq -- n )
> dup first "#" head? not
> [ 0 [ string>number + ] reduce ]
> [ 0 ] if ;
>
> "123,456,789\n#stuff\n111,222,333" <string-reader> csv [ process-
> row ] map .
> { 1368 0 666 }
>
>
> Slava Pestov <[EMAIL PROTECTED]> wrote:
>> This would be a good approach if the csv parser had an alternative
>> entry point taking an array of strings.
>>
>> Then I could do
>>
>> "foo.txt" ascii file-lines [ "#" head? not ] filter csv-lines
>>
>> Slava
>>
>> On May 6, 2008, at 1:20 AM, Stefan Scholl wrote:
>>
>>> I haven't seen comments in any csv documentation so far. This
>>> kind of in-band signalling should be handled by the application
>>> itself and not by the library.
>>
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