%chg

The %chg macro is used in the Event Handler, and will return one value when the event goes ON, and another value when the event goes OFF.

Syntax

%chg(ON_txt,OFF_txt)

Returns "ON_txt" when the event goes ON, "OFF_txt" when the event goes OFF

Examples

Example 1:

LOG "Door %1.dir is %chg(OPEN ,CLOSED)"

• Result in System Log when event goes ON: - "Door 123 is OPEN"
• Result in System Log when event goes OFF: - "Door 123 is CLOSED"

Example 2:

IF %chg(1,0)
LOG "Event goes ON"
stop
ENDIF
LOG "Event goes OFF"

Back to Event_Handler#List_of_macros.