Dec 1, 2024 · In this article, we will explore various methods to clear a list in Python. The simplest way to do is by using a loop. Using clear () method we can remove all elements from a list. This method modifies the list in place and removes all its elements. Explaination: a.clear () clears all elements of the list a.

Feb 10, 2020 · If you're running Python 3.3 or better, you can use the clear() method of list, which is parallel to clear() of dict, set, deque and other mutable container types: As per the linked documentation page, the same can also be achieved with alist *= 0.

The clear() method removes all the elements from a list. No parameters. List Methods. Track your progress - it's free! Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, …

Dec 18, 2024 · clear() method in Python is used to remove all elements from a list, effectively making it an empty list. This method does not delete the list itself but clears its content. It is a simple and efficient way to reset a list without reassigning it to a new empty list. Example:

Apr 8, 2017 · There is a very simple way to clear a python list. Use del list_name[:]. It appears to me that del will give you the memory back, while assigning a new list will make the old one be deleted only when the gc runs.matter.

Feb 27, 2025 · To clear a list in Python, you can use the clear() method. For example, if you have a list named, my_list you can clear it by calling my_list.clear() which will remove all elements from the list, leaving it empty. Read How to Split a Python List Into Evenly Sized Chunks?

Nov 20, 2021 · In this tutorial, you’ll learn four different ways to use Python to clear a list. You’ll learn how to use the clear method, the del statement, the *= operator, and list item re-assignment. Knowing how to clear a list is a task that should seem easy, but is an often elusive skill.

Sep 16, 2020 · There are 4 main ways to clear a list in Python: Let’s start with the easiest way to clear a list – using the built-in clear() method. This method deletes all the items in a list. Let’s look at an example: In the example above, we first declare and initialise a list called myList.

The clear() method removes all items from the list. # remove all elements . The syntax of clear() method is: The clear() method doesn't take any parameters. The clear() method only empties the given list. It doesn't return any value. Output. Note: If you are using Python 2 or Python 3.2 and below, you cannot use the clear() method.

In Python, clearing a list means removing all elements from it while keeping the list itself intact. Python provides several ways to achieve this, such as using the clear() method, reassigning an empty list, slicing, and using del. In this tutorial, we will explore different methods with examples. 1. Clear a List Using the clear() Method.