= 0.9.2)SolrDocument::fieldExists — Checks if a field exists in the document說明public SolrDocument::fieldExists(st">

SolrDocument::fieldExists

(PECL solr >= 0.9.2)

SolrDocument::fieldExists — Checks if a field exists in the document

說明

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

Checks if the requested field as a valid fieldname in the document.

參數(shù)

fieldName

The name of the field.

返回值

Returns true if the field is present and false if it does not.