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Filter for Ascii and Ansi/de

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Das Unterprogramm entfernt unerlaubte Steuerzeichen aus ASCII- und ANSI-Dateien.

pascal
uses
  FileUtil, ...;

  ...

procedure subUnerlaubteSonderzeichenEntfernen(
  const conStrQuellDatei, conStrZielDatei: string);
var
  txtQuelldatei: file of char;
  txtZieldatei: file of char;
  chrZeichen: char;

begin

  AssignFile(txtQuelldatei, UTF8ToSys(conStrQuellDatei));
  Reset(txtQuelldatei);

  AssignFile(txtZieldatei, UTF8ToSys(conStrZielDatei));
  Rewrite(txtZieldatei);
  Reset(txtZieldatei);

  while not EOF(txtQuelldatei) do
  begin

    Read(txtQuelldatei, chrZeichen);

    if (chrZeichen < #32) and (not (chrZeichen in [#9, #10, #13, #26])) then
    else
      Write(txtZieldatei, chrZeichen);

  end;

  CloseFile(txtQuelldatei);
  CloseFile(txtZieldatei);

end;

Aufruf unter Windows:

pascal

  ...

  subUnerlaubteSonderzeichenEntfernen('E:\Test.txt', 'E:\Test1.txt');
 
  ...

Aufruf unter Linux:

pascal

  ...

  subUnerlaubteSonderzeichenEntfernen('/home/user/Test.txt', '/home/user/Test1.txt') 

  ...

From the Free Pascal wiki, page "Filter for Ascii and Ansi/de", as it stood on 2020-02-15 after a change by Trev, out of the wiki's dump of 2024-05-26. Copyright stays with the author who wrote it, according to the old wiki's Licensing page. If you have concerns about this material, message the admin.

Revision 1, last changed by Trev .

Edited on wiki.freepascal.org by 4 people, 2013–2020

From the official wiki's backup of 26 May 2024: who edited this page there, and when. Edits made there after that date were not recorded, and the earlier versions are not shown here; the main page says why.

WhenWhoWhat changed
OlafCreated page
Olaf (minor)
Olaf (minor)
Billyraybonesconsistent naming (minor)
Olaf (minor)
Olaf (minor)
FTurtle
TrevFixed syntax highlighting; deleted category included in page template (minor)

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