Reverse a List Using the Slice Operator in Python If you prefer not to loop over the list, then use thesliceoperatorto decrement the array index by 1. Similar torange(), the slice operator accepts three arguments:start,stop, andstep. ...
video • Python 3.9—3.13 • June 12, 2023 How can you loop over an iterable in reverse?Reversing sequences with slicingIf you're working with a list, a string, or any other sequence in Python, you can reverse that sequence using Python's slicing syntax:...
Original String is: PythonForBeginners Reversed String is: srennigeBroFnohtyP Reverse string using a Python list We can also use a list to reverse a string in python. In this method, First, we will convert the string into a list of characters and will create a new empty string. Afterward...
The easiest way to reverse a list in Python isusing slicing([::-1]), which creates a new reversed list without modifying the original: numbers=[1,2,3,4,5]reversed_numbers=numbers[::-1]print(reversed_numbers)# Output: [5, 4, 3, 2, 1] ...
print("Reversing an array using for loop") for i in range(len(arr)-1, -1, -1): print(arr[i]) Yields the below output. 1.3 Using reverse() Method You can reverse the elements of an array in Python using the built-in methodlist.reverse(), which reverses the array in place. ...
Reverse string using [::-1] print('Python'[::-1]) # nohtyP Python Slice Operator Syntax Slice() returns a slice of the object for a specified sequence (string, tuple, list, range, or bytes). Slicing allows you to write clear, concise and readable code. Python slice() Syntax slice...
In this article you will learn 5 different ways to reverse the string in Python such as using for loop, Using while loop, Using slicing, Using join() and reversed() and using list reverse(). In python string library, there is no in-build “reverse” func
Traverse a Python list in reverse order: In this tutorial, we will learn how to iterate/traverse a given Python list in reverse order using multiple approaches and examples.
Using loop # Python code to reverse a string # using loop defreverse(s): str="" foriins: str=i+str returnstr s="Geeksforgeeks" print("The original string is : ",end="") print(s) print("The reversed string(using loops) is : ",end="") ...
The following example shows how to reverse an array in Python using for loop. importarrayasarr a=arr.array('i',[10,5,15,4,6,20,9])b=arr.array('i')foriinrange(len(a)-1,-1,-1):b.append(a[i])print(a)print(b) It will produce the followingoutput− ...