SolrQuery::getFacetDateGap()
(PECL solr >= 0.9.2)
Returns the value of the facet.date.gap parameter
说明
public SolrQuery::getFacetDateGap([string $field_override]): string
Returns the value of the facet.date.gap parameter. It accepts an optional field override
参数
- $field_override
The name of the field
返回值
Returns a string on success and NULL
if not set