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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

MongoDB core docs on » limit.
MongoCursor::batchSize() - Limits the number of elements returned in one batch
MongoCursor::skip() - Skips a number of results

User Contributed Notes 1 note

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vinicius at codemakers dot com dot br ¶

10 years ago


//Show only unique result

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