The display width of the item in pixels.
<button> <caption> <checkboxes> <clock> <dropdown> <image> <instruct> <listbox> <openended> <picture> <radiobuttons> <shape> <slider> <slidertrial> <text> <textbox> <video>
Use the widthpx attribute to get the width in pixels.
The following displays the value of width in a text stimulus:
<text sometext>
/ items= ("width = <% text.foo.widthpx %>")
</text>
The following displays the value of width in an instruction page:
<page somepage>
width = <% defaults.widthpx %>
</page>