python / beginner
Snippet
Tracking Index with enumerate()
The enumerate() function is used when you need to loop through a list but also want to know the position (index) of the current item. It returns both the index and the value at the same time.
snippet.py
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fruits = ["apple", "banana", "cherry"]for index, fruit in enumerate(fruits):print(index, fruit)
Breakdown
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fruits = [...]
A standard list of strings representing fruits.
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for index, fruit in enumerate(fruits):
Starts a loop where 'index' gets the position (0, 1, 2) and 'fruit' gets the value.
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print(index, fruit)
Outputs the numerical index followed by the fruit name.