SetDualValue method
Sets the value of a dual variable.
Information note
	
	
	
	These changes are not persistent. They only last the duration of the engine session.
Parameters
| Name | Description | Mandatory | Type | 
|---|---|---|---|
| qText | 
				 String representation of a dual value. Set this parameter to "", if the string representation is to be Null.  | 
			
			Yes | String | 
| qNum | 
				 Numeric representation of a dual value.  | 
			
			Yes | Number (double) |