Time for action – using SelectManyMenu

Let us see how to use <p:selectManyMenu> with POJOs and the showCheckbox attribute, by performing the following step:

1. Create a form with <p:selectManyMenu> components:

   <h:form>
       <p:panel header="SelectManyMenu">
       <h:panelGrid columns="2" style="margin-bottom:10px" cellpadding="5">
       <h:outputText value="Basic SelectManyMenu: " />
       <p:selectManyMenu  value="#{selectionController.numbers}">
           <f:selectItem itemLabel="One" itemValue="1" />
           <f:selectItem itemLabel="Two" itemValue="2" />
           <f:selectItem itemLabel="Three" itemValue="3" />
       </p:selectManyMenu>
   
       <h:outputText value="SelectManyMenu using POJO: " />  
       <p:selectManyMenu value="#{selectionController.selectedTagsFromPojos}" var="t&quot...