Connecting to and disconnecting from a MongoDB server in PHP
The first step to manipulate data in the MongoDB ecosystem is to connect to a MongoDB server. In php, we can use the
Mongo class to help us connect to one or more MongoDB servers.
For the purpose of this demonstration, let’s assume that we had installed a MongoDB server instance as a windows service which listens on port 12345. In addition, our PHP web server runs on the same machine as the MongoDB instance.