International PHP Conference 2019 - Spring Edition

SolrDocument::offsetExists

(PECL solr >= 0.9.2)

SolrDocument::offsetExistsChecks if a particular field exists

说明

public bool SolrDocument::offsetExists ( string $fieldName )

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

参数

fieldName

The name of the field.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

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