| Building a Model with Elementary Components |
StringHolder Components
The following list documents the logic of the StringHolder component.
Transaction Arrival
sets the value as specified in the StringHolder Control Panel; then flows the transaction to each arc directed away from the component.
Request for Transaction
passes on the request to all arcs directed into the component.
Are You Busy Message
If any component on an arc leading out of the Trigger is busy, then return TRUE; otherwise, return FALSE.
Query Message
| Keyword | Meaning |
|---|---|
| currentValue | returns the value in the holder at the current time |
| id | returns the component's unique identifier |
| value | returns the value in the holder when the transaction passed through it |
Trigger Message
| clearSetFromAttribute | clears the value then sets it |
| controls | displays the Holder Control Panel |
| prints the value on the SAS Log window | |
| reset | resets the value |
| setFromAttribute | sets the value from the transaction attribute |
| setFromTrigger | sets the value that is assigned with the |
| Trigger Value button in the Trigger Control Panel | |
| start | starts the holder |
| stop | stops the holder |
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