GetEventParameter()

Deprecated in 5.0.

Please use getParameter method in Event.

GetEventParameter(event, parameterName): String

Get value of event’s named parameter.

Table 1. Parameters
event	Event	Event object, you can use predefined variable $event to refer to current event.
parameterName	String	Parameter’s name.

Return

String value of requested parameter or null if no such parameter exist.

GetEventParameter($event, "ifName")	// "eth0"
GetEventParameter($event, "bad_name")	// NULL