Returns group functions (group.func parameter values)

# SolrQuery::getGroupFunctions

(PECL solr >= 2.2.0)

SolrQuery::getGroupFunctions — Returns group functions (group.func parameter values)

### 说明

public function SolrQuery::getGroupFunctions(): array

Returns group functions (group.func parameter values)

### 参数

此函数没有参数。

### 返回值

### 参见

- SolrQuery::addGroupFunction() - Allows grouping results based on the unique values of a function query (group.func parameter)

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