= 0.9.2)SolrDocument::__isset — Checks if a field exists說明public SolrDocument::__isset(string $fieldName): boolChecks">

SolrDocument::__isset

(PECL solr >= 0.9.2)

SolrDocument::__issetChecks if a field exists

說明

public SolrDocument::__isset(string $fieldName): bool

Checks if a field exists

參數(shù)

fieldName

Name of the field.

返回值

成功時返回 true, 或者在失敗時返回 false