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.

The len() function in Python returns the number of items in an object, such as strings, lists, or dictionaries. To get the length of a string in Python, you use len() with the string as an argument, like …

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 avoid …

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.

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

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

Apr 11, 2025 · This comprehensive guide explores Python's len function, which returns the number of items in a container. We'll cover built-in types, custom objects, and practical examples of counting …