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<SolrCollapseFunction::getMinSolrCollapseFunction::getSize>
^SolrCollapseFunctionLast updated: Mon, 26 Oct 2026

SolrCollapseFunction::getNullPolicy

(PECL solr >= 2.2.0)

SolrCollapseFunction::getNullPolicy — Returns null policy

Description

public function SolrCollapseFunction::getNullPolicy(): string

Returns null policy used or null

Parameters

This function has no parameters.

Return Values

See Also


<SolrCollapseFunction::getMinSolrCollapseFunction::getSize>
^SolrCollapseFunctionLast updated: Mon, 26 Oct 2026