else

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❮ C++ kalit so‘zlari


Misol

Shart false bo‘lganda bajariladigan kod blokini belgilash uchun else operatoridan foydalaning.

int time = 20;
if (time < 18) {
  cout << "Good day.";
} else {
  cout << "Good evening.";
}
// Outputs "Good evening."

O‘zingiz sinab ko‘ring »


Ta’rif va qo‘llanilishi

else operatori if operatoridagi shart false bo‘lganda bajariladigan kod blokini belgilaydi.

C++ tilida quyidagi shart operatorlari mavjud:

  • Agar belgilangan shart rost bo‘lsa, bajarilishi kerak bo‘lgan kod blokini belgilash uchun if operatoridan foydalaning
  • Agar o‘sha shart yolg‘on bo‘lsa, bajarilishi kerak bo‘lgan kod blokini belgilash uchun else operatoridan foydalaning
  • Agar birinchi shart yolg‘on bo‘lsa, tekshiriladigan yangi shartni belgilash uchun else if operatoridan foydalaning
  • Bajarilishi mumkin bo‘lgan ko‘plab muqobil kod bloklarini belgilash uchun switch operatoridan foydalaning

Ko‘proq misollar

Misol

while siklidan chiqing:

int time = 22;
if (time < 10) {
  cout << "Good morning.";
} else if (time < 20) {
  cout << "Good day.";
} else {
  cout << "Good evening.";
}
// Outputs "Good evening." 

O‘zingiz sinab ko‘ring »


Tegishli sahifalar

Shartlar haqida C++ shartlar darsligimizda batafsil o‘qing.


❮ C++ kalit so‘zlari

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