# ISUPPER

Updated: 10/19/2021, 9:29:48 PM
Created: 10/19/2021, 9:29:48 PM
Last Updated By: Kevin Munoz
Read Time: 1 minute(s)

Tags: string handling

# Description

The ISUPPER() function will check that the expression consists of entirely upper case characters. The function takes the general form:

ISUPPER(expression)
1

Where expression can return a result of any type.

The function will return TRUE (1) if the expression consists of entirely lower case characters. The function will return FALSE (0) if the expression contains any characters, which are not upper case characters.

# International Mode

When the ISUPPER() function is used in International Mode, the properties of each character are determined according to the Unicode Standard.

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