Nov 16, 2024 · In this tutorial, you’ll learn when to use the len() Python function and how to use it effectively. You’ll discover which built-in data types are valid arguments for len() and which …

Definition and Usage The len() function returns the number of items in an object. When the object is a string, the len() function returns the number of characters in the string.

Jul 23, 2025 · The len () function in Python is used to get the number of items in an object. It is most commonly used with strings, lists, tuples, dictionaries and other iterable or container types.

Jun 23, 2025 · Learn how to use the Python len () function to quickly find the size of strings, lists, dictionaries, and other data structures. Discover practical examples and common mistakes to …

Jun 15, 2025 · In the world of Python programming, there are numerous built - in functions that simplify the development process. One such essential function is `len()`. The `len()` function is …

In this tutorial, we will learn about the Python len () function with the help of examples.

May 23, 2022 · The len() function returns the number of items in an object. It is one of Python’s most commonly used built-in functions that calculates the length or size of various data types …

Apr 11, 2025 · Complete guide to Python's len function covering strings, lists, dictionaries, custom objects, and practical examples.

Jan 26, 2025 · The len() function in Python is used to return the number of items in an object. It is applicable to a wide range of built-in data structures, such as strings, lists, tuples, sets, and …

In this tutorial, you will learn how to use the Python len () function to get the number of items of an object.