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MongoDB\Driver\Manager::__construct

(mongodb >=1.0.0)

MongoDB\Driver\Manager::__constructCreate new MongoDB Manager

说明

final public MongoDB\Driver\Manager::__construct ( string $uri [, array $options [, array $driverOptions ]] )

Constructs a new MongoDB\Driver\Manager object with the specified options.

参数

uri

A » mongodb:// connection URI:

mongodb://[username:password@]host1[:port1][,host2[:port2],...[,hostN[:portN]]][/[database][?options]]
options

» Connection string options.

Note:

Specifying options via the options argument will overwrite any options with the same name in the uri argument.

driverOptions

Any driver-specific options not included in MongoDB connection string specification.

错误/异常

  • Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
  • Throws MongoDB\Driver\Exception\RuntimeException if the uri format is invalid

范例

Example #1 MongoDB\Driver\Manager::__construct() basic examples

Connecting to standalone MongoDB node:

<?php

$manager 
= new  MongoDB \ Driver \ Manager ( "mongodb://localhost:27017" );

?>

Connecting to a replica set:

<?php

$manager 
= new  MongoDB \ Driver \ Manager ( "mongodb://rs1.example.com,rs2.example.com/?replicaSet=myReplicaSet" );

?>

Connecting to a sharded cluster (i.e. one or more mongos instances):

<?php

$manager 
= new  MongoDB \ Driver \ Manager ( "mongodb://mongos1.example.com,mongos2.example.com/" );

?>

Connecting to MongoDB with authentication credentials for a particular user and database:

<?php

$manager 
= new  MongoDB \ Driver \ Manager ( "mongodb://myusername:mypassword@localhost:27017/mydatabase" );

?>

参见

  • » MongoDB Connection String Format
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