function Abs(X) ;
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ifodaning absolyut qiymati
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function Addr(X): Pointer;
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o`zgaruvchi yoki qism dasturning manzili
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var AllocMemCount: Integer;
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Dastur uchun ajratilgan xotira bloklari miqdorini aniqlaydi.
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procedure Append (var F: Text);
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faylni yangi satr qo`shish uchun ochish
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function ArcTan(X: Extended): Extended;
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x ning arktangensi (radianlarda)
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procedure AssignFile (var F; File Name: String) ;
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F faylli o`zgaruvchini FileName da ko`rsatilgan fayl bilan bog’lash
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function Assigned (var P) : Boolean;
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False, agar r ko`rsatkich Nil bilan bog’langan bo`lsa .
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procedure ChDir(S: Strings;
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Nomi ko`rsatilmagan katalog nomini s ga almashtirish
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function Chr(X: Byte): Char;
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x baytni belgiga almashtirish
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procedure Close(var F) ;
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F faylini yopish
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procedure CloseFile(var F);
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F faylini yopish
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function Concat(sl [, s2,..., sn]: String): String;
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Si satrlarni yagona satrga birlashtirish
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function Cos(X: Extended): Extended;
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Radianlarda berilgan X argumentning kosinusi
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procedure CurrencyToComp (acurrency: Currency; var result: Comp); cdecl;
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Currency tipini Comp ga almashtiradi
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procedure Dec(var X [ ; N: LongInt]);
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x ni n miqdorga kamaytiradi, agar n tushirib qoldirilgan bo`lsa, n=1.
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procedure Delete(var S: String;
Index, Count: Integer);
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s satrdan index raqamli belgidan boshlab, count ta belgini o`chiradi
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procedure Dispose(var P: Pointer) ;
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p ko`rsatkich bilan bog’langan xotirani bo`shatadi
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function Eof(var F): Boolean;
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f faylining oxiri - True.
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function Eoln [(var F: Text) ]: Boolean
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f faylidagi satrining oxiriga o`tilgan bo`lsa - True.
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procedure Erase(var F) ;
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F bilan bog’langan faylni o`chiradi
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var ErrorAddr: Pointer;
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xatolik mavjud bo`lgan buyruq manzili
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procedure Exclude(var S: set of T;I:T) ;
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s tplamdan i elementni yo`qotadi
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procedure Exit;
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Qism dastur ishini to`xtatadi
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var ExitProc: Pointer;
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Ilovani tugatish protsedurasi manzili
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function Exp(X: Real): Real;
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x ning natural logarifmi
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function FilePos(var F): Longint;
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F faylidagi joriy pozitsiya nomeri
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function FileSize(var F): Integer;
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Matnli bo`lmagan faylning hajmi
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procedure FillChar(var X; Count : Integer; Value: Byte);
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X ni Count dan ko`p bo`lmagan son-dagi Value qiymatlar bilan to`ldirish
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procedure Finalize(var V[;Count: Integer]);
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F bilan bog’langan dinamik taqsimlangan xotirani bo`shatish
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procedure Flush(var F: Text);
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Buferdagi faylni diskka yozish
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function Frac(X: Extended): Extended;
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x ning kasr qismini aniqlaydi
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procedure FreeMem(var P: Pointer[; Size: Integer]);
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p ko`rsatkich bilan bog’langan xotirani bo`shatadi
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procedure GetDir(D: Byte; var S: String) ;
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Disk nomini uning tartib nomeriga qarab aniqlaydi
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procedure GetMem(var P: Pointer;Size: Integer);
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p ko`rsatkich bilan size bayt dinamik xotirani bog’laydi
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procedure Halt [ ( Exitcode: Integer] );
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Tugash kodi ExitCode bo`lgan dastur ishini to`xtatish
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function Hi(X): Byte;
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16-razryadli sonning eng katta baytini ko`rsatadi
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function High(X);
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satr yoki massiv diapazonining eng katta qiymati
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function lOResult: Integer;
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Oxirgi kiritish-chiqarish amali statusini topadi
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procedure Inc(var X [ ; N: LongInt ] );
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x ni n miqdorga orttiradi, agar n yozilmasi – birga orttiriladi
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var Input: Text;
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Tizimli kiritish fayli
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procedure Insert(Source: String;
var S: String; Index: Integers;
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source satrini s satriga index belgidan boshlab qo`shish
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function Int(X: Extended): Extended;
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Haqiqiy zgaruvchining butun sonli qiymati
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var IsConsole: Boolean;
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Agar konson tipidagi ilova bajarilayotgan bo`lsa – True.
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function Length (S): Integer;
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Satr uzunligini aniqlaydi
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function Ln(X: Real): Real;
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Natural logarifm x ni hisoblaydi
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function Lo(X): Byte;
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Argumentning eng kichik baytini aniqlaydi
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const Maxint = High(Integer);
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integer (2 147 483 647) tipining eng katta qiymati
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const MaxLongint = High (Longint);
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Longint(2 147 483 647) tipining eng katta qiymati
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procedure MkDir(S: String);
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Yangi katalog yaratadi
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procedure Move(const Source; var Dest; Count: Integers;
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Source manbasida Count dan ko`p bo`lmagan ma`lumotni qabul qiluvchi Dest ga jo`natadi
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procedure New(var P: Pointer);
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Yangi dinamik o`zgaruvchi yaratib, uni p bilan bog’laydi
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var NoErrMsg: Boolean=False;
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Xatoliklar haqidagi ma`lumotlar chiqariladimi (False - ha)
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function Odd(X: Longint): Boolean;
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Agar argumenti toq son bo`lsa - True.
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procedure OleStrToStrVar (Source:
PWideChar; var Dest: String);
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“keng” ikki baytli satrni Object Pascal dagi oddiy satrga ko`chiradi
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function Ord(X): Longint;
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Tartiblangan tipdagi ma`lumotning tartib nomerini aniqlaydi.
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var Output: Text;
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Konsol ilovalar uchun ma`lumotlarni chiqarish faylini belgilaydi
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function ParamCount: Integer;
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Ilovani ishga tushirish parametrlarini aniqlaydi
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function Pi: Extended;
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Pi=3,141592653589793 soni
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function Po3(Substr: String; S:String): Integer;
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s satrning qaysi belgisidan boshlab Substr qo`shilishini belgilaydi
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function Pred(X) ;
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Tartiblangan tip uchun x dan avvalgi qiymat
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function Ptr(Address: Integer): Pointer;
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Address ni ko`rsatkichga jo`natadi
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var RandSeed: Longint;
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Psevdotasodifiy sonlar generatori uchun boshlang’ich qiymat
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function Random [ ( Range: Integer) ] ;
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Navbatdagi psevdotasodifiy son
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procedure Randomize;
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Psevdotasodifiy sonlar generatorini ishga tushiradi
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procedure Readln([ var F: Text;] VI [, V2, . . ., Vn ] ) ;
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f faylidan berilgan miqdordagi satrlarni Vi larga o`zlashtiradi
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procedure ReallocMem(var P: Pointer; Size: Integers;
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Dinamik o`zgaruvchi o`lchamlarini o`zgartiradi
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procedure Rename(var F; Newname:String)
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f faylli o`zgaruvchi bilan bog’langan fayl nomini o`zgartirish
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procedure Reset(var F [: File;
RecSize: Word ] ) ;
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Mavjud faylni o`qish yoki yozish uchun ochish
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procedure Rewrite(var F: File [;
Recsize: Word ] ) ;
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Yangi fayl yaratadi va uni yozish uchun ochadi
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procedure RmDir(S: Strings;
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Bo`sh katalogni o`chiradi
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function Round(X: Extended):
Int64;
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Haqiqiy sonni eng yaqin butun songacha yaxlitlaydi
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procedure RunError [ ( Errorcode: Byte ) ];
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dastur ishini to`xtatib, xatolik haqidagi axborotni ekranga uzatadi
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procedure Seek(var F; N: LongInt) ;
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Faylning boshidan n bayt tushirib qoldirish
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function SeekEof [ (var F: Text)]: Boolean;
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Faylning oxirgi baytigacha tushirib qoldirish
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procedure SetLength(var S;
NewLength: Integer);
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Satr yoki dinamik massivning yangi uzunligini o`rnatadi
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procedure SetString(var s: String; buffer: PChar; len: Integer) ;
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Buferdagi Len ta belgini s satrga ko`chiradi
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function Sin(X: Extended): Extended;
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Argument sinusini ( radiandagi) qiymati
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function SizeOf(X): Integer;
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x o`zgaruvchining baytlardagi uzunligi
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function Slice(var A: array;
Count: Integer): array;
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A massivning dastlabki Count ta elementidan iborat ochiq massiv
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function Sqr(X: Extended): Extended;
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Argumentning kvadrati
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function Sqrt(X: Extended): Extended;
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Argumentning kvadrat ildizi
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procedure Str(X [: Y [: Z ] ]; var S) ;
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X sonini uzunligi Y, o’nli raqamlar soni Z bo`lgan satrga aylantirish
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function StringOfChar(Ch: CharCount: Integer): String;
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Ch belgisini Count marta takroran yozishdan hosil bo`lgan satr
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function StringToOleStr(const Source: String): PWideChar;
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Odatdagi satrni ikki baytli qilib ko`chirish
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function Succ(X) ;
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Tartiblangan x dan keyingi qiymat
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function Swap(X) ;
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16-razryadli szdagi baytlar rnini almashtiradi
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function Trunc(X: Extended): Int64;
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Haqiqiy sonning kasr qismini tashlab, butun songa almashtirish
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function UpCase(Ch: Char): Char;
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Kichik Ch bosh xarflarni kattasiga almashtirish
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procedure Val(S: String; var V;var Code: Integer);
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Satrli qiymatni butun yoki haqiqiy songa almashtirish
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