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Trunc/fi

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Free Pascalin RTL käännösyksikkö System sisältää funktion trunc, mikä katkaisee reaaliluku tyyppisen arvon Integer-tyyppiseksi arvoksi. Sille annetaan parametriksi realilukutyyppinen lauseke ja trunc palauttaa Int64 arvon jonka desimaaliosa on poistettu (eli pyöristää kohti nollaa).

Määrittely

pascal
function Trunc(X: Real): Longint;

Käyttöesimerkki

pascal
begin
   WriteLn( Trunc(8.7) );
   WriteLn( Trunc(8.3) );
   WriteLn( Trunc(-8.7) );
   WriteLn( Trunc(-8.3) );

end;

Tulostaa

text
8
8
-8
-8

Katso myös


From the Free Pascal wiki, page "Trunc/fi", as it stood on 2022-08-06 after a change by Kai Burghardt, 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 3, last changed by WikiArchive .

Edited on wiki.freepascal.org by 2 people, 2019–2022

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
DjzepiCreated page
Djzepi
Kai Burghardtresolve Category: Pages using deprecated enclose attributes (minor)

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