What does len mean in python?

The len() method in python

Python len() method returns the length of the object (character, list, tuple, etc.) or the number of items.

Syntax

len() method syntax:

len( s )

Parameters

s -- Object.

Return value

Return the length of the object.

Example

>>>str = "runoob"
>>> len(str)             # 字符串长度
6
>>> l = [1,2,3,4,5]
>>> len(l)               # 列表元素个数
5

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