(PECL mongo >=0.9.0)
MongoCollection::count — 锟斤拷锟截硷拷锟斤拷锟叫碉拷锟侥碉拷锟斤拷锟斤拷
$query = array()
[, int $limit = 0
[, int $skip = 0
]]] ) : int
query
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷叨锟斤拷螅锟斤拷锟斤拷锟揭ワ拷锟斤拷锟街段★拷
limit
指锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟睫★拷
skip
指锟斤拷锟节匡拷始统锟斤拷前锟斤拷锟斤拷要锟斤拷锟斤拷锟侥斤拷锟斤拷锟侥匡拷锟�
锟斤拷锟截诧拷询匹锟戒到锟斤拷锟侥碉拷锟斤拷目锟斤拷
| 锟芥本 | 说锟斤拷 |
|---|---|
| 1.0.7 |
锟斤拷锟斤拷锟� limit 锟斤拷 skip
锟斤拷锟斤拷锟斤拷
|
Example #1 MongoCollection::count() 锟斤拷锟斤拷
<?php
$collection->insert(array('x'=>1));
$collection->insert(array('x'=>2));
$collection->insert(array('x'=>3));
var_dump($collection->count());
var_dump($collection->count(array('x'=>1)));
?>
锟斤拷锟斤拷锟斤拷锟教碉拷锟斤拷锟斤拷锟斤拷锟斤拷冢锟�
int(3) int(1)