How to Split and Join a String in Python

Submitted by razormist on Thursday, May 28, 2026 - 22:11.

In this tutorial, we will learn how to program "How to Split and Join a String in Python". The objective is to split and join a string. This tutorial will guide you step by step through the process of splitting and joining a string. By the end of this tutorial, you will have a solid understanding of how to implement this solution effectively in Python, helping you strengthen your problem-solving abilities and improve your coding skills.

This topic is straightforward and easy to understand. By following the instructions provided, you will be able to complete it with ease. The program will guide you step by step through the process of splitting and joining a string. So, let’s dive into the coding process!

Getting Started:

First you will have to download & install the Python IDLE's, here's the link for the Integrated Development And Learning Environment for Python https://www.python.org/downloads/.

Creating Main Function

This is the main function of the application. The following code will display a simple GUI in terminal console that will display program. To do this, simply copy and paste these blocks of code into the IDLE text editor.

# MAIN LOOP
while True:
    print("\n============= Split and Join a String =============\n")
 
    # Input string
    a = input("Enter a sentence: ").strip()
 
    if not a:
        print("Input cannot be empty.")
        continue
 
    # Split string into words
    b = a.split()
 
    # Join words using hyphen
    c = "-".join(b)
 
    print("\nAfter Splitting:")
    print(b)
 
    print("\nAfter Joining:")
    print(c)
 
    # Try Again Option
    opt = input("\nDo you want to try again? (yes/no): ").strip().lower()
 
    if opt == 'no':
        print("Exiting program...")
        break
    elif opt != 'yes':
        print("Invalid choice. Exiting program...")
        break

This Python program demonstrates how to split and join a string. It takes a sentence as input, splits it into individual words using the `split()` method, and then rejoins the words using a hyphen (`-`) as a separator with the `join()` method. The program displays both the list of split words and the final joined string. It runs interactively, allowing users to repeat the process or exit, with input validation included.

Output:

There you have it we successfully created How to Split and Join a String in Python. I hope that this simple tutorial help you to what you are looking for. For more updates and tutorials just kindly visit this site. Enjoy Coding!

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