/doc/efun/filter_mapping

SYNOPSIS

mapping filter_mapping(mapping, string func, object ob, ...)
mapping filter_mapping(mapping, closure cl, ...)

DESCRIPTION

ob->func() is called resp. cl applied to every element in the mapping, with first argument the first data item of the element, and then the extra args that were given to filter_mapping. If the function returns true, the element is added to the result mapping. ob can also be a file_name of an object. If the second arg is a string and the third is not an object, this_object() will be used as default.

SEE ALSO

filter_array

map_mapping

walk_mapping

member

mapping_contains

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