Learn how to reverse a String in Python.There is no built-in function to reverse a String in Python.The fastest (and easiest?) way is to use a slice that steps backwards, -1.ExampleGet your own Python Server Reverse the string "Hello World": txt = "Hello World"[::-1]print(txt) ...
Loops can also be used to reverse a string in Python - the first one we'll consider is theforloop. We can use it to iterate over the original string both ways - forwards and backward. Since we want to reverse a string, the first thing that comes to mind is to iterate over the str...
Reverse string using slicing The first and easiest way to reverse a string in python is to use slicing. We can create a slice of any string by using the syntaxstring_name[ start : end : interval ]where start and end are start and end index of the sub string which has to be sliced ...
To reverse a string in python, we can use the slice syntax by passing the step of -1 and leaving beginning and end positions. Here is an example. mystring = "python" reversed_string = mystring [::-1] print(reversed_string) Output: nohtyp Similarly, we can also use the join() func...
Thus, you can reverse the string using the [::-1] operator. 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 ...
If you don't mind overwriting the original and don't want to use slicing (as mentioned in comments), you can call reverse() method on the list
Reverse a String in C++ Using the Built-in reverse() Function Below is the C++ program to reverse a string using the built-inreverse()function: // C++ implementation to reverse a string // using inbuilt function: reverse() #include <bits/stdc++.h> ...
To pretty print a JSON string in Python, you can use the json.dumps(indent) method of the built-in package named json. First, you need to use the json.loads() method to convert the JSON string into a Python object. Then you need to use json.dumps() to convert the Python object ba...
Python: How to iterate list in reverse order #1 for index, val in enumerate(reversed(list)): print len(list) - index - 1, val #2 def reverse_enum(L): for index in reversed(xrange(len(L))): yield index, L[index] L = ['foo', 'bar', 'bas']...
def reverse_number(n): return int(str(n)[::-1]) number = int(input("Enter a number: ")) print("Reversed number: ", reverse_number(number)) In this code, the functionreverse_numberuses Python’s built-in functionsstrandintto convert the input number into a string and then back into...