SolrDocument::valid
(PECL solr >= 0.9.2)
SolrDocument::valid — Checks if the current position internally is still valid
Description
public SolrDocument::valid(): bool
Checks if the current position internally is still valid. It is used during foreach operations.
Parameters
This function has no parameters.
Return Values
Returns true
on success and false
if the current position is no longer valid.
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https://www.php.net/manual/en/solrdocument.valid.php