- TIBCO BusinessEvents®
- Standard
- Engine
- Variable

# Engine.Variable.removeEngineVar()

## Signature

`void removeEngineVar(String varName)`

## Domain

ACTION, CONDITION, BUI

## Description

Removes the engine variable of name varName. Engine variable is a in-memory variable share across all the rule sessions for a RuleServiceProvider. Rule condition won't have dependency of this variable i.e. changes of this variable won't retrigger the rule if it is used in the condition.

## Parameters

Name | Type | Description
--- | --- | ---
`varName` | `String` | The name of the variable.

## Returns

Type | Description
--- | ---
`void` |

## Cautions

none