PHP Operations MongoDB Basics Tutorial

  This article mainly introduces the PHP operation MongoDB Concise tutorial, including joins, adds, modifies, deletes, the inquiry and so on, needs the friend to be possible to refer to under

// Connect to localhost: 27017
$ conn = new Mongo ();
// Connect remote host default port
$ conn = new Mongo ('test.com');

// Connect remote host port 22011
$ conn = new Mongo ('test.com:22011');

// MongoDB has username and password
$ conn = new Mongo ("mongodb: // $ {username}: $ {password} @localhost")

// MongoDB has a username and password and specifies the database blog
$ conn = new Mongo ("mongodb: // $ {username}: $ {password} @ localhost / blog");

// multiple servers
$ conn = new Mongo ("mongodb: // localhost: 27017, localhost: 27018");
// Select the database blog
$ db = $ conn-> blog;
// Specify the result set (table name: users)
$ collection = $ db-> users;
// New
$ user = array ('name' => 'caleng', 'email' => 'admin # admin.com');
$ collection-> insert ($ user);
//modify
$ newdata = array ('$ set' => array ("email" => "test@test.com"));
$ collection-> update (array ("name" => "caleng"), $ newdata);
//delete
$ collection-> remove (array ('name' => 'caleng'), array ("justOne" => true));
// Find
$ cursor = $ collection-> find ();
var_dump ($ cursor);
// Find one
$ user = $ collection-> findOne (array ('name' => 'caleng'), array ('email'));
var_dump ($ user);
// Close the database
$ conn-> close ();