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www.tutorialspoint.com/python/list_len.htm

Python List len() Method - Learn Python in simple and easy steps starting from basic to advanced concepts with examples including Python Syntax Object Oriented Language, Methods, Tuples, Tools/Utilities, Exceptions Handling, Sockets, GUI, Extentions, XML Programming.

docs.python.org/2/library/functions

Python programmers, trainers, students and book writers should feel free to bypass these functions without concerns about missing something important. apply (function, args [, keywords]) ¶ The function argument must be a callable object (a user-defined or built-in function or method, or a class object) and the args argument

www.w3schools.com/python/ref_func_len.asp

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.

www.pythoncentral.io/how-to-use-pythons-len-method

Python's len() method can be used to easily find the length of a string. It's a simple and quick way to measure the length of a string (the number of characters) without having to write a lot of code. The syntax for using the len() method is fairly straightforward, and hard to mess up -- even beginner Python coders should be able to handle it.

www.programiz.com/python-programming/methods/built-in/len

The len() function returns the number of items (length) in an object.

www.jquery-az.com/python-3-len-function-get-string-length

The len() function in Python. Python len() function can be used for getting the length of a given string, sequence and collection. The topic of this tutorial is getting the length of a string, so you can see the examples in the section below. For using len() in sequences and collections, go to list length tutorial.

docs.python.org/3/library/functions

len (s) ¶ Return the length (the number of items) of an object. ... It has the methods that are common to all instances of Python classes. This function does not accept any arguments. Note. object does not have a __dict__, so you can’t assign arbitrary attributes to an instance of the object class. oct (x) ...

www.geeksforgeeks.org/python-string-length-len

Python string length | len() len() function is an inbuilt function in Python programming language that returns the length of the string. ... It takes string as the parameter. Return Value: It returns an integer which is the length of the string. Below is the Python implementation of the len() method. filter_none. edit close. play_arrow. link ...

thepythonguru.com/python-builtin-functions/len

Python len() function (Sponsors) Get started learning Python with DataCamp's free Intro to Python tutorial. Learn Data Science by completing interactive coding challenges and watching videos by expert instructors. Start Now! The len function counts the number of items in an object.

www.tutorialspoint.com/python/python_lists.htm

In addition, Python has built-in functions for finding the length of a sequence and for finding its largest and smallest elements. Python Lists. The list is a most versatile datatype available in Python which can be written as a list of comma-separated values (items) between square brackets.