.\"modify an mapping .DT filter_mapping $MUDNAME$ driver help filter_mapping .SH Name .SI 5 filter_mapping() - return a selective sub-mapping .EI .SH Synopsis .SI 5 mapping filter_mapping( mapping map, string fun, object ob, mixed extra, ... ); mapping filter_mapping( mapping map, function fun, mixed extra, ... ); .EI .SH Description .SP 5 5 filter_mapping() is really the same as the filter() efun. .EP .SH See also .SI 5 filter(), map() .EI