Tutorial by Topics: flash

The Flash concept is taken from Ruby on Rails and provides a way to pass temporary objects between the user views generated by the faces lifecycle. As in Rails, anything one places in the flash will be exposed to the next view encountered by the same user session and then cleared out. It is import...

This section provides an overview of what Flash is, and why a developer might want to use it. It should also mention any large subjects within Flash, and link out to the related topics. Since the Documentation for Flash is new, you may need to create initial versions of those related topics. ...

Flashing message to the template by flash() function. flash(message, category='message') flash('hello, world!') flash('This is a warning message', 'warning') messagethe message to be flashed.categorythe message's category, the default is message. Template Inheritance API