MongoCursor::info
(PECL mongo >=1.0.5)
MongoCursor::info — Gets information about the cursor's creation and iteration
Descrierea
public MongoCursor::info
(
) : array
This can be called before or after the cursor has started iterating.
Parametri
Această funcție nu are parametri.
Valorile întoarse
Returns the namespace, batch size, limit, skip, flags, query, and projected fields for this cursor. If the cursor has started iterating, additional information about iteration and the connection will be included.
Istoricul schimbărilor
| Versiune | Descriere |
|---|---|
| PECL mongo 1.1.0 |
Added a number of other fields, including id (the
cursor id), at (the driver's counter of which
document is current), numReturned (the number
returned by the server in the current batch), and
server (which server the query was sent
to—useful in conjunction with
Read Preferences.
|
| PECL mongo 1.0.10 |
Added started_iterating field, a boolean indicating
if cursor is pre- or post-query.
|
Exemple
Example #1 MongoCursor::info() example
<?php
$m = new MongoClient();
$cursor = $m->test->foo->find(array("x" => 4), array("y" => 0));
echo "Before iteration started:\n";
var_dump($cursor->info());
echo "\nAfter iteration started:\n";
$cursor->rewind();
var_dump($cursor->info());
?>
Exemplul de mai sus va afișa ceva similar cu:
Before iteration started:
array(8) {
["ns"]=>
string(8) "test.foo"
["limit"]=>
int(0)
["batchSize"]=>
int(0)
["skip"]=>
int(0)
["flags"]=>
int(0)
["query"]=>
array(1) {
["x"]=>
int(4)
}
["fields"]=>
array(1) {
["y"]=>
int(0)
}
["started_iterating"]=>
bool(false)
}
After iteration started:
array(15) {
["ns"]=>
string(8) "test.foo"
["limit"]=>
int(0)
["batchSize"]=>
int(0)
["skip"]=>
int(0)
["flags"]=>
int(0)
["query"]=>
array(1) {
["x"]=>
int(4)
}
["fields"]=>
array(1) {
["y"]=>
int(0)
}
["started_iterating"]=>
bool(true)
["id"]=>
int(0)
["at"]=>
int(0)
["numReturned"]=>
int(1)
["server"]=>
string(25) "localhost:27017;-;.;26450"
["host"]=>
string(9) "localhost"
["port"]=>
int(27017)
["connection_type_desc"]=>
string(10) "STANDALONE"
}
A se vedea și
- MongoCursorInterface::info() - Gets information about the cursor's creation and iteration
add a note
User Contributed Notes
There are no user contributed notes for this page.
