⁠18.5. rich:findComponent

The rich:findComponent('id') function returns the a UIComponent instance of the passed component identifier. If the specified component identifier is not found, null is returned instead.
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Example 18.1. rich:findComponent example

​<h:inputText id="myInput">
​   <a4j:support event="keyup" render="outtext"/>
​</h:inputText>
​<h:outputText id="outtext" value="#{rich:findComponent('myInput').value}" />