[ Version ( since = "1.2" ) ]
public AttrList? filter (AttrFilterFunc func)
Given a `PangoAttrList` and callback function, removes any elements of this for which func
returns true and inserts them into a new list.
| this |
a `PangoAttrList` |
| func |
callback function; returns true if an attribute should be filtered out |
| data |
Data to be passed to |
|
the new `PangoAttrList` or null if no attributes of the given types were found |