What does python len mean?

What does python len mean?

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

len() method syntax:

len( s )

Parameters

s -- Object.

Return value

Return the length of the object.

The following example shows how to use len():

>>>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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