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MongoDB\Driver\CursorInterface::isDead

(mongodb >=1.6.0)

MongoDB\Driver\CursorInterface::isDeadChecks if the cursor may have additional results

Description

abstract public MongoDB\Driver\CursorInterface::isDead(): 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
This is primarily useful with tailable cursors.

Parameters

This function has no parameters.

Return Values

Returns true if additional results are not available, and false otherwise.

Errors/Exceptions

See Also

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