In Python, you can iterate over lists using several methods. Here, we'll discuss a few common ways to loop through elements in a list. This is fundamental for beginners learning Python programming.
One of the simplest ways to iterate over a list is by using a for loop. Here’s how you can do it:
# Example of iterating over a list in Python
fruits = ["apple", "banana", "cherry"]
for fruit in fruits:
print(fruit)
In this example, the for loop goes through each item in the fruits
list and prints it.
Another method is using the enumerate()
function, which is useful if you need the index of each item:
# Example with enumerate
fruits = ["apple", "banana", "cherry"]
for index, fruit in enumerate(fruits):
print(index, fruit)
This will print both the index and the fruit name.
You can also use a while loop to iterate through a list:
# Example using while loop
fruits = ["apple", "banana", "cherry"]
index = 0
while index < len(fruits):
print(fruits[index])
index += 1
This example shows how to increment an index manually until it reaches the end of the list.
How do I avoid rehashing overhead with std::set in multithreaded code?
How do I find elements with custom comparators with std::set for embedded targets?
How do I erase elements while iterating with std::set for embedded targets?
How do I provide stable iteration order with std::unordered_map for large datasets?
How do I reserve capacity ahead of time with std::unordered_map for large datasets?
How do I erase elements while iterating with std::unordered_map in multithreaded code?
How do I provide stable iteration order with std::map for embedded targets?
How do I provide stable iteration order with std::map in multithreaded code?
How do I avoid rehashing overhead with std::map in performance-sensitive code?
How do I merge two containers efficiently with std::map for embedded targets?