SolrDocument::__unset
SolrDocumentField
SolrDocument
PHP Manual

# SolrDocument::valid

(PECL solr >= 0.9.2)

SolrDocument::valid — Checks if the current position internally is still valid

### 説明

public bool SolrDocument::valid ( void )

Checks if the current position internally is still valid. It is used during foreach operations.

### パラメータ

この関数にはパラメータはありません。

### 返り値

Returns `TRUE` on success and `FALSE` if the current position is no longer valid.

SolrDocument::__unset
SolrDocumentField
SolrDocument
PHP Manual