Description
This function returns the current value of a Server Item. If the quality of the item is UNCERTAIN, it will return the given default value. Note that this function reads the current value of the item that is stored within the server - it will not send a dedicated read request to the field device.
Signature
variant GetItemValue(string)
Parameters
Name | Type | Mandatory/Optional | Description |
|---|---|---|---|
itemID | string | M | item ID of the item that shall be queried |
| Note |
|---|
A backslash in the item ID has to be escaped with another backslash character "\". E.g. the item NETx\Server\Version must be written as 'NETx\\Server\\Version'. |
Return
Type | Description |
|---|---|
variant | current Current value of the item. |