SolrInputDocument::getFieldCount
(PECL solr >= 0.9.2)
SolrInputDocument::getFieldCount — Returns the number of fields in the document
Description
public SolrInputDocument::getFieldCount ( ) : int|false
Returns the number of fields in the document.
Parameters
This function has no parameters.
Return Values
Returns an integer on success or false on failure.
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https://www.php.net/manual/en/solrinputdocument.getfieldcount.php