- TIBCO BusinessEvents®
- Standard
- String

# String.toLowerCase()

## Signature

`String toLowerCase (String s1)`

## Domain

ACTION, CONDITION, QUERY, BUI

## Description

Converts all of the characters in the String passed to lower case using the rules of the default locale.

## Parameters

Name | Type | Description
--- | --- | ---
`s1` | `String` | A String to convert to lower case.

## Returns

Type | Description
--- | ---
`String` | A String identical to the String passed in except that all chars have been converted to lower case.

## Cautions

none