MongoDB\Driver\CursorInterface::isDead
(mongodb >=1.6.0)
MongoDB\Driver\CursorInterface::isDead — Checks if the cursor may have additional results
Opis
abstract public MongoDB\Driver\CursorInterface::isDead
( void
) : bool
Checks whether the cursor may have additional results available to read. A cursor is initially "alive" but may become "dead" for any of the following reasons:
- Advancing a non-tailable cursor did not return a document
- The cursor encountered an error
- The cursor read its last batch to completion
- The cursor reached its configured limit
Parametry
Ta funkcja nie posiada parametrów.
Zwracane wartości
Returns TRUE if additional results are not available, and FALSE
otherwise.
Błędy/Wyjątki
- Rzuca wyjątek MongoDB\Driver\Exception\InvalidArgumentException przy błędach parsowania argumentów.
Zobacz też:
- MongoDB\Driver\Cursor::isDead() - Checks if the cursor is exhausted or may have additional results
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