Python String islower() Method

Description

The method islower() checks whether all the case-based characters (letters) of the string are lowercase.

Syntax

Following is the syntax for islower() method

str.islower()

Parameters

• NA

Return Value

This method returns true if all cased characters in the string are lowercase and there is at least one cased character, false otherwise.

Example

The following example shows the usage of islower() method.

#!/usr/bin/python

str = "THIS is string example....wow!!!"; 
print str.islower();

str = "this is string example....wow!!!";
print str.islower();

Let us compile and run the above program, this will produce the following result:

False
True