= 0.9.2)SolrQuery::getFacetPrefix — Returns the facet prefix說明public SolrQuery::getFacetPrefix(string $field_over">
(PECL solr >= 0.9.2)
SolrQuery::getFacetPrefix — Returns the facet prefix
$field_override
= ?): stringReturns the facet prefix
field_override
The name of the field
Returns a string on success and null
if not set.