The trialcode for the given trial.
<likert> <openended> <slidertrial> <surveypage> <trial>
None.
The following displays the value of trialcode in a text stimulus:
<text sometext>
/ items= ("trialcode = <% trial.sometrial.trialcode %>")
</text>
The following displays the value of trialcode in an instruction page:
<page somepage>
trialcode = <% trial.sometrial.trialcode %>
</page>