Php/docs/solrcollapsefunction.setfield
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SolrCollapseFunction::setField
(PECL solr >= 2.2.0)
SolrCollapseFunction::setField — Sets the field to collapse on
说明
public SolrCollapseFunction::setField
( string $fieldName
) : SolrCollapseFunction
The field name to collapse on. In order to collapse a result. The field type must be a single valued String, Int or Float.
参数
fieldName