How to Reverse a List in Python

Python reverse list; Through this tutorial, i am going to show you how to reverse a list in python using for loop , slicing and reverse function.

Reverse list python

See the following python programs for how to reverse the list: as shown below:

  • 1: Python reverse list using the reverse function
  • 2: How to reverse a list in python using for loop
  • 3: How to reverse a list in python using slicing

1: Python reverse list using the reverse function

The python reverse() function is used to reverse the elements/items of a given list in python.

The syntax of reverse() method is:

list.reverse()

Note:- The reverse() function doesn’t take any argument. And The reverse() function doesn’t return any value. It only reverses the elements and updates the list.

Python program to reverse a list using reverse() function is below:

# Laptop brand list
lp = ['Dell', 'HP', 'Acer']
print('Original List:', lp)
# List Reverse
lp.reverse()
# updated list
print('Updated List:', lp)

Output

Original List: ['Dell', 'HP', 'Acer']
Updated List: ['Acer', 'HP', 'Dell']

2: How to reverse a list in python using for loop

python program to reverse a list using for loop Or python program to reverse a list without using reverse function:

# Laptop brand list
lp = ['Dell', 'HP', 'Acer']
print('Original List:', lp)
# Print Python list element in reverse order using for loop
for l in reversed(lp):
    print(l)

Output

 Original List: ['Dell', 'HP', 'Acer']
 Acer
 HP
 Dell

3: How to reverse a list in python using slicing

python program to reverse a list using slicing and wihout using any built-in python list function/method:

def Reverse(lst): 
    new_lst = lst[::-1] 
    return new_lst 
# Laptop brand list
lp = ['Dell', 'HP', 'Acer']
print('Original List:', lp)
# List Reverse
print('Updated List:', Reverse(lp))

Output

Original List: ['Dell', 'HP', 'Acer']
Updated List: ['Acer', 'HP', 'Dell']

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