---
title: "$IsVariableDefined"
---
Returns true if the specified variable name is available in the current context; otherwise returns false.
$IsVariableDefined(VariableName, [VariableType])| Name | Description |
|---|---|
| ☆ VariableName | The name of the variable. |
| VariableType | Must be one of: any, scalar, vector, or map; when none is specified, "any" is used. |