Extendable (attribute of property)
From JRapid
The extendable attribute can be used in properties of type collection to allow the user to add more than one item.
Usage
<property name = NAME label = LABEL collection = "set | sortedset | list" extendable = "extendable" />
Example
<entity label="Company" name="Company">
...
<property childproperty="company" collection="set" comboproperty="name" embedded="inline"
entity="Contact" extendable="extendable" label="Contact" labelposition="fieldset" name="contacts"/>
...
</entity>
