PYTHON_SOLVES Telegram 59
## Проверка принадлежности

Тема:
Как проверить, есть ли элемент в коллекции.

fruits = ["яблоко", "банан", "вишня"]

print("банан" in fruits)
# Вывод: True
print("груша" not in fruits)
# Вывод: True

if "яблоко" in fruits:
print("Яблоко есть в списке!")
# Вывод: Яблоко есть в списке!

person = {"name": "Аня", "age": 25}
if "age" in person:
print("Возраст указан:", person["age"])
# Вывод: Возраст указан: 25


Полезные советы:

* Работает для списков, словарей, множеств, строк.
* Очень удобно для фильтрации данных.

#азы



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## Проверка принадлежности

Тема:
Как проверить, есть ли элемент в коллекции.

fruits = ["яблоко", "банан", "вишня"]

print("банан" in fruits)
# Вывод: True
print("груша" not in fruits)
# Вывод: True

if "яблоко" in fruits:
print("Яблоко есть в списке!")
# Вывод: Яблоко есть в списке!

person = {"name": "Аня", "age": 25}
if "age" in person:
print("Возраст указан:", person["age"])
# Вывод: Возраст указан: 25


Полезные советы:

* Работает для списков, словарей, множеств, строк.
* Очень удобно для фильтрации данных.

#азы

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