Basic tutorial on operating MongoDB in php_PHP tutorial

This article mainly introduces a concise tutorial on operating MongoDB in PHP, including connection, addition, modification, deletion, query, etc. Friends who need it can refer to it

The code is as follows: //Connect localhost:27017 $conn = new Mongo(); ​ //Connect to the default port of the remote host $conn = new Mongo('test.com'); ​ //Connect to 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 database blog $db = $conn->blog; //Develop the result set (table name: users) $collection = $db->users; //Add new $user = array('name' => 'caleng', 'email' => 'admin#admin.com'); $collection->insert($user); //Revise $newdata = array('$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();