Early versions of JSF did not include native Ajax support. Custom JSF library vendors were forced to implement Ajax in their own way. Unfortunately, this state of events introduced incompatibilities between JSF component libraries. JSF 2.0 standardized Ajax support by introducing the
The following page illustrates the typical usage of the
<?xml version='1.0' encoding='UTF-8' ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core"> <h:head> <title>JSF Ajax Demo</title> </h:head> <h:body> <h2>JSF Ajax ...