Python String isupper() Method

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Description

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

Syntax

Following is the syntax for isupper() method −

str.isupper()

Parameters

• NA

Return Value

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

Example

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

Live Demo

#!/usr/bin/python

str = "THIS IS STRING EXAMPLE....WOW!!!"; 
print str.isupper()

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

When we run above program, it produces following result −

True
False

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