Php/docs/solrquery.setfacet
From Get docs
SolrQuery::setFacet
(PECL solr >= 0.9.2)
SolrQuery::setFacet — Maps to the facet parameter. Enables or disables facetting
Parameters
value
TRUE
enables faceting andFALSE
disables it.
Return Values
Returns the current SolrQuery object, if the return value is used.