tapestry-core/src/test/app1/HiddenDemoOutput.tml

<t:border xmlns:t="http://tapestry.apache.org/schema/tapestry_5_1_0.xsd"
          xmlns:p="tapestry:parameter">
    <h1>Hidden Demo (Output)</h1>

    <p>Stored value:
        <span id="stored">${stored}</span>
    </p>
</t:border>