With ui:param it's possible to send some named parameters to templates used by ui:include, ui:composition or ui:decorate.

Geral Usage

As an example, you can use those parameters using EL expressions as its identifier.

This text comes from a ui:param

Código fonte

<ui:composition xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://xmlns.jcp.org/jsf/facelets">

	<ui:decorate template="template.xhtml">
		<ui:param name="templateParam" value="This text comes from a ui:param"/>

<ui:composition xmlns="http://www.w3.org/1999/xhtml"
   	<h:outputText value="#{templateParam}"/>
Liferay Faces Bridge Implementation 5.0.0 + Liferay Faces Portal 5.0.0 + Showcase Common 3.1.1 + Liferay Faces Util 3.4.1 + Mojarra 2.2.20