[fpc-pascal] Re: Text scan in text files - (was: Full text scan - PDF files)

[Marcos Douglas]

On Mon, Nov 1, 2010 at 3:36 PM, Tomas Hajny <XHajT03 at hajny.biz> wrote:
> On Mon, November 1, 2010 19:20, Marcos Douglas wrote:
>> On Mon, Nov 1, 2010 at 3:10 PM, Marco van de Voort <marcov at stack.nl>
>> wrote:
>>> In our previous episode, Marcos Douglas said:
>>>> <albertonarduzzi at yahoo.com> wrote:
>>>> >> Somebody can help me please?
>>>> >> I need to search strings in Text files using just FPC.
>>>> >
>>>> > how about reading every line and then using Pos() to see if some
>>>> string is
>>>> > there?
>>>> >
>>>>
>>>> I don't think this way is the fast way   :(
>>>> I have many PDF files with several pages each.
>>>
>>> You'll be surprised. I've done multi million line logfiles that way. A
>>> pdf2txt is infinitely slow compared with such processing.
>>
>> Ok, but I need to work with pure text. The PDF files are "compiled".
>
> Sorry, I'm confused now. Do you want to search for text strings within PDF
> files or within regular text files?

I need to search for text strings in PDF files... but I don´t know do
that, so I use the pdf2txt[1] to convert in pure text.
If there is a unit that can search for text within a PDF file, would
be the best solution for me.

[1] http://www.foolabs.com/xpdf/home.html

Marcos Douglas