The lower() methods returns the lowercased string from the given string.
It converts all uppercase characters to lowercase. If no uppercase
characters exist, it returns the original string.
Syntax:
string.lower()
Parameters:
lower() does not take any parameters.
Returns :
It converts the given string in into lowercase and returns the string.
Python String upper( ) Method
The upper() methods returns the uppercased string from the given string.
It converts all lowercase characters to uppercase.If no lowercase
characters exist, it returns the original string.
Syntax:
string.upper()
Parameters:
upper() does not take any parameters.
Returns :
It converts the given string in into uppercase and returns the string.
