Returns the current variable value if the node has not previously read the value. Otherwise, the node waits for either a new value or for the specified timeout to elapse.
Searches under a variable container and returns an array of references to variable objects that match your search criteria. You can use this node to find variables programmatically.
Reads and/or writes properties of a variable reference. This node operates the same way as a standard Property node. However, this node is pre-configured for variable references.