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This article mainly introduces the "list object pop () method in python how to use" related knowledge, editor through the actual case to show you the operation process, the method of operation is simple and fast, practical, I hope that this "list object pop () method in python how to use" article can help you solve the problem.

The use of the list object pop () method

The pop () method removes an element from the list (the last element by default) and returns the value of that element.

Syntax:

Verse.pop (index) / / defaults to index=-1 and deletes the value of the last list verse. Print ("default is index=-1, delete last list value:", sentence.pop (- 1), "\ n") print ("default delete last list value:", sentence.pop (), "\ n") print ("Delete first element:", sentence.pop (0), "\ n") print ("Delete third element:", sentence.pop (2), "\ n") print ("output remaining element:", sentence)

What does pop mean in python

Pop () in python removes the element at the specified position in the list, and assigns the removed element to a variable. If the position parameter is left empty, the last bit is deleted by default.

Pop () deletes the key-value pair specified in the dictionary according to the key, and assigns the deleted value to the variable.

For instance

Output result:

We remove the element in position 1 of list a

Remove the element at position 0 of list b and assign it to the variable b1

Output result:

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