Swaps case of all characters in a string
Usage
The swapcase() method returns a copy of the string with uppercase characters converted to lowercase and vice versa. This method does not change the original string.
Syntax
string.swapcase()
Examples
# Swap case of all characters in a string
S = 'Hello, World!'
x = S.swapcase()
print(x)
# Prints hELLO, wORLD!swapcase() method ignores numbers and special characters in a string.
S = '123 abc $@%'
x = S.swapcase()
print(x)
# Prints 123 ABC $@%