Nov 16, 2024 · To get the length of a string in Python, you use len() with the string as an argument, like len("example"). To find the length of a list in Python, you pass the list to len(), like len([1, 2, 3]). The len() function operates in constant time, O …

Apr 15, 2025 · The len() function counts and returns this number. Syntax of len() function. len(object) Parameter: object is a sequence (such as a string, list, tuple) or collection (such as a dictionary, set) whose length is to be calculated. Returns: An integer value indicating the number of items in the object. Examples of using len() function

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.

Let’s take some examples of using Python len() function. The following example shows how to use the len() function to get the length of a string, the number of elements in a tuple, and the number of items in a range: The following example uses the len() function to get the number of items in a collection: 1: 'Sun', 2: 'Mon', 3: 'Tue', 4: 'Wed',

Feb 24, 2022 · Python is no different because you can use the built-in len() function to get the length of a string, tuple, list, dictionary, or any other data type. In this article, I'm going to show you how to get the length of a string with the len() function.

Jan 23, 2025 · In the world of Python programming, the len() function is a fundamental and versatile tool. It provides a quick and easy way to determine the number of elements in various data structures. Whether you're working with lists, strings, tuples, sets, or dictionaries, the len() function can be a valuable asset in your programming toolkit.

Jan 9, 2024 · Whether you're iterating through a list or validating the length of a string input, len() provides a convenient way to evaluate the size of your data. The basic syntax of the len() function in Python is quite simple. It takes a single argument: the …

Feb 11, 2025 · Python’s len() function is a built-in function that returns the length or number of elements in a sequence or mapping type. It is extremely easy to use and follows this syntax: The object can be a list, string, tuple, dictionary, set, or other compatible data types.

Nov 27, 2024 · In this guide, we’ll dive deep into understanding how the len() function works, its versatility across data types, and practical examples to make the most of it in your Python programming journey. What is the len() Function? The len() function is a built-in Python method used to determine the number of items in an object.

The len() function returns the length (the number of items) of an object. print(length) # Output: 3. The syntax of len() is: The len() function takes a single object as argument. It can be: It returns an integer (the length of the object). print(len(x)) # Output: 3 . …