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  • SolrDocument::offsetExists()

    (PECL solr >= 0.9.2)

    Checks if a particular field exists

    说明

    publicSolrDocument::offsetExists(string $fieldName): bool

    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