Chapter 18. Functions
Read this chapter for details on special functions for use with particular components. Using JavaServer Faces Expression Language (JSF EL), these functions can be accessed through the
data attribute of components. Refer to Section 4.4.4.1, “data” for details on the data attribute.
18.1. rich:clientId
The
rich:clientId('id') function returns the client identifier related to the passed component identifier ('id'). If the specified component identifier is not found, null is returned instead.