MongoDB\Driver\Cursor::rewind

(mongodb >=1.9.0)

MongoDB\Driver\Cursor::rewind — Rewind the cursor to the first result

public MongoDB\Driver\Cursor::rewind ( ) : void

If the cursor has advanced beyond its first position, it can no longer be rewound.

此函数没有参数。

null.

Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Throws MongoDB\Driver\Exception\ConnectionException if connection to the server fails (for reasons other than authentication).
Throws MongoDB\Driver\Exception\AuthenticationException if authentication is needed and fails.
Throws MongoDB\Driver\Exception\LogicException if this method is called after the cursor has advanced beyond its first position.