[Zope] dtml-call manage_changeProperty

Michel Pelletier wrote:

Use a property. You can change it with:

<dtml-call "manage_changeProperty(prop = prop + 1)">

Make sure you have the property instanciated of the object you want the incrimental integer to be a member of.

-Michel

Is this documented somewhere? It looks extremely useful and I don't remember seeing it before. Rob