The font height of the current survey page.
<survey>
The following displays the value of pagefontheight in a text stimulus:
<text sometext>
/ items= ("pagefontheight = <% survey.interview.pagefontheight %>")
</text>
The following displays the value of pagefontheight in an instruction page:
<page somepage>
pagefontheight = <% survey.interview.pagefontheight %>
</page>