Holds a Boolean state, which alternates between true and false every time the input Pulse is triggered. This can be thought of as being like a light switch, which alternates a light bulb's state between being on and off.
The default value/state of the Node, before it is executed.
Pulse Input (►)
A standard input Pulse, to trigger the execution of the Node.
Pulse Output (►)
A standard output Pulse, to move onto the next Node along the logic branch, once this Node has finished its execution.
Whether or not the value/state of the Node is currently true.
State on Technopedia.