A LinkedList Data Object is a list of elementary data values. You can use LinkedList functions to:
These LinkedList Data Object functions are supported:
| Function | Description |
|---|---|
| LinkedListAddFirst | Adds a data value to the front of a LinkedList Data Object. |
| LinkedListAddLast | Adds a data value to the back of a LinkedList Data Object. |
| LinkedListCreate | Creates an empty LinkedList Data Object. |
| LinkedListGetFirst | Removes the first value from a LinkedList Data Object. |
| LinkedListGetLast | Removes the last value from a LinkedList Data Object. |
| LinkedListFromSQLCommandColumn | Converts a column in an SQLCommand Data Object to a LinkedList Data Object. |
| LinkedListFromTextDoc | Converts a a TextDocument Data Object to a LinkedList Data Object. |
| LinkedListIsEmpty | Tests whether a LinkedList Data Object is empty. |
| LinkedListToString | Converts a LinkedList Data Object to a STRING value. |
To learn how to use data objects in IEC 61131-3 code.
To learn how IEC 61131-3 is used in Fernhill SCADA.
For the meaning of terms used in Fernhill SCADA.