php7 mongodb PHP7之Mongodb API使用详解（php7.3新特性）

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$manager = new MongoDB/Driver/Manager("mongodb://127.0.0.1:27017"); var_dump($manager);
object(MongoDB/Driver/Manager)#1 (3) 
{ 
["request_id"]=> int(1714636915) 
["uri"]=> string(25) "mongodb://localhost:27017" 
["cluster"]=> array(13) {  
["mode"]=>  string(6) "direct"  
["state"]=>  string(4) "born" 
["request_id"]=>  
int(0)  
["sockettimeoutms"]=>  
int(300000)  
["last_reconnect"]=>  
int(0)  
["uri"]=>  
string(25) "mongodb://localhost:27017"  
["requires_auth"]=>  
int(0)  
["nodes"]=>  
array(...)  
["max_bson_size"]=>  
int(16777216)  
["max_msg_size"]=>  
int(50331648)  
["sec_latency_ms"]=>  
int(15)  
["peers"]=>  
array(0) {  
} 
["replSet"]=>  
NULL 
}}

$bulk = new MongoDB/Driver/BulkWrite(['ordered' => true]);$bulk->delete([]);
$bulk->insert(['_id' => 1]);
$bulk->insert(['_id' => 2]);
$bulk->insert(['_id' => 3, 
'hello' => 'world']);$bulk->update(['_id' => 3], 
['$set' => ['hello' => 'earth']]);
$bulk->insert(['_id' => 4, 'hello' => 'pluto']);
$bulk->update(['_id' => 4], ['$set' => ['hello' => 'moon']]);
$bulk->insert(['_id' => 3]);
$bulk->insert(['_id' => 4]);
$bulk->insert(['_id' => 5]);
$manager = new MongoDB/Driver/Manager('mongodb://localhost:27017');
$writeConcern = new MongoDB/Driver/WriteConcern(MongoDB/Driver/WriteConcern::MAJORITY, 1000);
try {  
$result = $manager->executeBulkWrite('db.collection', $bulk, $writeConcern);
} 
catch (MongoDB/Driver/Exception/BulkWriteException $e) 
{  
$result = $e->getWriteResult();  
// Check if the write concern could not be fulfilled  
if ($writeConcernError = $result->getWriteConcernError())
{printf("%s (%d): %s/n",  
$writeConcernError->getMessage(),  
$writeConcernError->getCode(),  
var_export($writeConcernError->getInfo(), true)); 
}  
// Check if any write operations did not complete at all  
foreach ($result->getWriteErrors() as $writeError) {printf("Operation#%d: %s (%d)/n",  
$writeError->getIndex(),  
$writeError->getMessage(),  
$writeError->getCode());  
}} catch (MongoDB/Driver/Exception/Exception $e)
{ 
printf("Other error: %s/n", $e->getMessage());  
exit;}printf("Inserted %d document(s)/n", $result->getInsertedCount());
printf("Updated %d document(s)/n", $result->getModifiedCount());

$filter = array();$options = array(  
/* Only return the following fields in the matching documents */  
"projection" => array("title" => 1,"article" => 1,  ),  
"sort" => array("views" => -1,  ),  "modifiers" => array('$comment'  => "This is a query comment",'$maxTimeMS' => 100,  
),);$query = new MongoDB/Driver/Query($filter, $options);$manager = new MongoDB/Driver/Manager("mongodb://localhost:27017");
$readPreference = new MongoDB/Driver/ReadPreference(MongoDB/Driver/ReadPreference::RP_PRIMARY);$cursor = $manager->executeQuery("databaseName.collectionName", $query, $readPreference);
foreach($cursor as $document) 
{ 
var_dump($document);}