ob-vaults/Phoenix/Python/`in` usage in python.md
2024-09-12 17:54:01 +03:30

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status: #doc Tags: #python #programming links:python Date: 2023-05-01


in usage in python

Definition and Usage

The in keyword has two purposes:

The in keyword is used to check if a value is present in a sequence (list, range, string etc.).

The in keyword is also used to iterate through a sequence in a for loop in python:

  • Loop through a list and print the items:
fruits = ["apple", "banana", "cherry"]    
for x in fruits:  
  print(x)
  • Check if "banana" is present in the list:
fruits = ["apple", "banana", "cherry"]  
  
if "banana" in fruits:  
  print("yes")

References

https://www.w3schools.com/python/ref_keyword_in.asp