DeviceExistsCode

Purpose

This function indicates if the device does or does not exist using its Code property which is in the letter code and unit code format.

Parameters

Parameter: Code
Type: String
Description: This is the house/letter code and unit code of the device, such as "A1" or "q17".

Returns

Return value: status
Type: Integer
Description: Returns -1 if the device does not exist, otherwise it returns the device reference ID number of the device.  The reference number can then be used with the GetDeviceRef function. 

Example

None