SolrDocument::offsetExists
(PECL solr >= 0.9.2)
SolrDocument::offsetExists — Checks if a particular field exists
Description
public SolrDocument::offsetExists ( string $fieldName ) : bool
Checks if a particular field exists. This is used when the object is treated as an array.
Parameters
-
fieldName -
The name of the field.
Return Values
Returns true on success or false on failure.
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https://www.php.net/manual/en/solrdocument.offsetexists.php