PHP8中文参考手册
SolrDocument
Returns the number of child documents

SolrDocument::getChildDocumentsCount

(PECL solr >= 2.3.0)

SolrDocument::getChildDocumentsCount — Returns the number of child documents

说明

public SolrDocument::getChildDocumentsCount ( ) : int

Returns the number of child documents

参数

此函数没有参数。

返回值

参见

SolrDocument::hasChildDocuments() - Checks whether the document has any child documents
SolrDocument::getChildDocuments() - Returns an array of child documents (SolrDocument)

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