©
本文檔使用 php中文網手册 發布
(PECL solr >= 0.9.2)
SolrDocument::fieldExists — Checks if a field exists in the document
$fieldName
)Checks if the requested field as a valid fieldname in the document.
fieldName
The name of the field.
Returns TRUE
if the field is present and FALSE
if it does not.