SolrDocument
PHP Manual

SolrDocument::offsetExists

(PECL solr >= 0.9.2)

SolrDocument::offsetExistsChecks if a particular field exists.

説明

public bool SolrDocument::offsetExists ( string $fieldName )

Checks if a particular field exists. This is used when the object is treated as an array.

パラメータ

fieldName

The name of the field.

返り値

Returns TRUE on success and FALSE on failure.


SolrDocument
PHP Manual