Python String swapcase() Method

Last Updated : 2 Jan 2026

Python swapcase() method converts case of the string characters from uppercase to lowercase and vice versa. It does not require any parameter and returns a string after case conversion.

Syntax of Python String swapcase() Method

It has the following syntax:

Parameters

No Parameter

Return

It returns a string.

Different Examples for Python String swapcase() Function

Let's see some examples of swapcase() method to understand it's functionality.

Example 1

It is a simple example to convert uppercase to lowercase using the swapcase() method.

Output:

Example 2

This example describes conversion from lowercase to uppercase.

Output:

Example 3

If the string is in camelcase, the output of this method also would be in camelcase. All the lowercase will be converted to uppercase and vice versa.

Output: