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Python Concatenate List Of Strings

Last Updated : Aug 5, 2023

Python Concatenate List Of Strings

In this article we will show you the solution of python concatenate list of strings, strings are converted into integer values by the str() function, which are concatenated with the variable "a" and displayed by the print statement.

If you need to convert a number with decimal places or zero padding, you can use the format() function.

When you use the join() method, you can concatenate multiple strings into a single string. Specifies a character as the delimiter string.

In this case, there will be no separator used, since the list of strings will be simply concatenated if you use an empty string as a delimiter.

When you concatenate two objects, you get a new object with all the original components arranged according to the concatenation order.

When it comes to strings, concatenation refers to joining two strings together to create one longer string.

We will now discuss the idea of how to concatenate a list of strings in python with an example.

Step By Step Guide On Python Concatenate List Of Strings :-

#define the lists
first_list = [1, 2, 3]
second_list = [4, 5, 6]
third_list = [7, 8, 9]
#using list comprehension
fourth_list = [x for lst in [first_list, second_list, third_list] for x in lst]
print(fourth_list)
  1. We first define the three lists: first_list, second_list, and third_list.
  2. We use list comprehension to create a new list (fourth_list) which concatenates the contents of each of the three input lists. The syntax for combining lists is: [x for lst in [list_1, list_2, list_3] for x in lst], where x is a variable that represents each individual element in the nested list, and lst represents each of the input lists.
  3. Therefore, in this code, the fourth_list is created by iterating through each of the input lists in order (first_list, second_list, third_list) and adding all of their elements to the fourth_list. Each element is represented by the variable x.
  4. The final line of code prints out the resulting fourth_list.
  5. Overall, the code uses list comprehension to combine the contents of multiple input lists into a single list. This is a concise and efficient way to concatenate lists in Python.

Conclusion :-

As a result, we have successfully learned how to concatenate a list of strings in python with an example.

Our discussion in this article focused on concatenating lists in Python using the + operator, the * operator, the extend() method, the append() method, and list comprehension.

As part of our discussion, we also discussed the best method you could use for your application.

I hope this article on python concatenate list of strings helps you and the steps and method mentioned above are easy to follow and implement.