c++ asosiy kodlarining ma'nosi!

Published: (February 11, 2026 at 08:17 PM EST)
1 min read
Source: Dev.to

Source: Dev.to

C++ asosiy kodlari haqida

Asosiy kodlarga qaysilar kiradi va bu kodlar qachon yaratilgan?

  • 1843‑yil – birinchi dastur (kod) yozilgan. Muallif: Ada Lovelace, u analitik mashina uchun algoritm yaratgan.

Standart kutubxonalar

C++ ning standart kutubxonasi mavjud bo‘lib, unda 100+ dan ortiq sarlavha (header) mavjud. Hozirgi C++ kodlari odatda kutubxona chaqiruvlari bilan boshlanadi:

#include 
  • #include – kutubxonani chaqirish uchun ishlatiladi.
  • iostream – quyidagi funksiyalarni o‘z ichiga oladi:
    • son kiritish,
    • matn chiqarish,
    • natija ko‘rsatish.

Minimal C++ dasturi

#include 

using namespace std;

int main()
{
    cout << " " << endl;
    return 0;
}
  • using namespace std; – har safar std:: prefiksini yozmaslik uchun qo‘llanadi.
  • Kodingiz { } qavslar ichida bo‘lishi shart; qavslar tashqarisida yozilgan kod xato hisoblanadi.
  • return 0; – funksiyadan muvaffaqiyatli chiqishni bildiradi; aks holda konsolda xatolar ko‘rinmasligi mumkin.

endl va \n

  • endl – C++ da yangi qatordan chiqish uchun ishlatiladi; u bufferni ham tozalaydi.
  • Oddiy "\n" ham yangi qatorni yaratadi, lekin bufferni tozalashni amalga oshirmaydi.
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