zkoss/zk

<zk xmlns:sh="shadow">
    <div id="host" apply="org.zkoss.bind.BindComposer">
        <sh:apply template="with-params" param1="AAA" param2="BBB" param3="@ref('CCC-ref')" param4="DDD" />
        <sh:apply template="with-params" param1="AAA" param2="BBB" />
        <sh:apply template="with-params" param1="AAA" param2="BBB2" />
        <sh:apply template="with-params" param1="AAA" />
        <sh:apply template="with-params" param1="AAA" param3="CCC3"/>
    
        <template name="with-params">
            <sh:apply template="nested">
                <template name="nested">
                    <div>
                        <label value="@load(param1)"/>
                        <label value="@load(param2)"/>
                        <label value="@load(param3)"/>
                        <label value="@load(param4)"/>
                    </div>
                </template>
            </sh:apply>
        </template>
    </div>
</zk>