Extracted from Pike v7.8 release 866 at 2016-11-06.
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Search.ResultSet

Methods
 _sizeof()
 `&()
 `+()
 `-()
 `|()
 add_ranking()
 cast()
 dup()
 intersect()
 memsize()
 or()
 overhead()
 size()
 slice()
 sort()
 sort_docid()
 sub()
 test()
previousSearch.ResultSet()->`&()
Search.ResultSet()->`-()next

Method Search.ResultSet()->`+()

Method `+

ResultSet `|(ResultSet a)
ResultSet `+(ResultSet a)
ResultSet or(ResultSet a)

Description

Add the given resultsets together, to generate a resultset with both sets included. The rankings will be added if a document exists in both resultsets.