Code APIClassesListDefPredicateVersion: NextOn this pageabstract ListDefPredicate Deprecated Extended by And Or Not Equals Contains Greater Smaller HasRelated InstanceOf Regex Constructors new ListDefPredicate() new ListDefPredicate(): ListDefPredicate Returns ListDefPredicate Methods create() static create(predicate): ListDefPredicate Parameters ParameterTypepredicate(object) => Observable<boolean> Returns ListDefPredicate