There are three ways to replace an element in a Python list. You can use list indexing or a loop to replace an item. If you want to create a new list based on an existing list and make a change, you can use a list comprehension .
You can decide to modify a value in a list. Let’s say you are creating a menu for a restaurant. You may notice that you spelled one of the wrong menu items. To correct this error, you need to modify a You can replace an item in a Python list by using an existing item loop in the list.
Python Replace element in list
, index lists o comprehension lists . The first two methods modify an existing list into a list comprehension creates a new list with the specified modifications
Either of the Summarize each method:.
- Indexing lists: we use the index number of an element in the list to modify the value associated with this element. The equal sign is used to modify a value in a list
- List Include:. List syntax Understand creates a new list of an existing company . You can specify conditions in the understanding of the list to determine the values ‚Äã‚Äãin the new list
- for the loop. The loop iterates over the elements of a list. Indexing is used to make the actual change to the list. We use the enumerate () method to create two lists of index numbers and values ‚Äã‚Äãthat we can iterate over.
In this guide, we take a look at each of these methods. We will refer to an example of each to help you get started
Python Replace item in list. By using the list of indexing
The best way to replace an item in a list is uses Python syntax indexing . Indexing allows you to choose an item or a series of items from a list. With the assignment operator, you can change a value at a certain position in a list.