For example, I get a string: str = "please answer my question" I want to write it to a file. But I need to know the size of the string before writing the string to the file.

Python String Length String Length To get the length of a string, use the len() function.

Oct 27, 2025 · Let’s explore different methods to find the length of a string in Python. The built-in len () function returns the number of characters present in a string (including spaces and special …

Apr 30, 2025 · In Python, you can get the length of a string (str), which is the number of characters, using the built-in len() function. To learn how to count specific characters or substrings, see the …

Feb 24, 2025 · Learn how to get the length of a string in Python using the `len ()` function. This step-by-step guide includes practical examples for easy understanding.

Nov 14, 2025 · In Python, a string is a sequence of characters. The length of a string refers to the number of characters it contains. Python provides a built - in function len() to calculate the length of …

Mar 11, 2025 · This tutorial demonstrates how to get the length of a string in Python using various methods including the built-in len () function, string methods, and list comprehensions. Learn the best …

The Python String len () method is used to retrieve the length of the string. A string is a collection of characters and the length of a string is the number of characters (Unicode values) in it.

Apr 22, 2025 · This blog post will explore different ways to find the length of a string in Python, including the built-in function and alternative methods. We'll also discuss best practices to ensure efficient and …

Nov 11, 2023 · The quickest and easiest way to get the length of a string in Python is to call the built-in len() function: string = "Hello, world!" len() returns the total number of characters in the string, …