Stringda mavjudlikni tekshirish
Stringda mavjudlikni tekshirish
Stringda ma’lum bir ibora yoki belgi mavjudligini tekshirish uchun in yoki not in kalit so‘zlaridan foydalanishimiz mumkin.
Misol
Quyidagi matnda "ain" iborasi mavjudligini tekshiring:
txt = "The rain in Spain stays mainly in the plain"
x = "ain" in txt
print(x)
O‘zingiz sinab ko‘ring »
Misol
Quyidagi matnda "ain" iborasi MAVJUD EMASligini tekshiring:
txt = "The rain in Spain stays mainly in the plain"
x = "ain" not in txt
print(x)
O‘zingiz sinab ko‘ring »
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