SolrDocument::valid

(PECL solr >= 0.9.2)

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

说明

public SolrDocument::valid(): bool

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

参数

此函数没有参数。

返回值

Returns true on success and false if the current position is no longer valid.