Description Usage Arguments Format Details Value See Also Examples
Stages are the building blocks of experiments. A single stage can result in one or more HTML pages shown to participants.
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handler |
A function which returns either a character string
containing HTML, a |
name |
optional name of the stage. |
1 | Class 'NEXT' num -1
|
If WAIT
is returned, the participant will be shown
a standard "waiting page" which refreshes after a defined
time interval. If HTML or a Response
object is returned,
then it is passed back to the participant. In these cases the stage
will be called again next time the participant makes a request. If
NEXT
is returned, the participant will be moved forward to
the next period, and the next stage will be called immediately.
a Stage object suitable for adding to an experiment.
Other stages: checkpoint
;
form_stage
; period
;
program
; text_stage
;
timed
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