MongoCursor::limit

(PECL mongo >=0.9.0)

MongoCursor::limit — Limits the number of results returned

说明

public MongoCursor::limit ( int $num ) : MongoCursor

参数

num

The number of results to return.

返回值

Returns this cursor.

错误／异常

Throws MongoCursorException if this cursor has started iterating.

参见

User Contributed Notes

vinicius at codemakers dot com dot br 24-Dec-2013 02:49
//Show only unique result

$cursor = $collection->find();
$cursor->limit(1);