tp5 operates mongoDB database instance

This article mainly introduces how tp5 (thinkPHP5) operates the mongoDB database. It briefly analyzes the mongoDB database and thinkPHP5 connection and the basic operation skills of querying the MongoDB database in the form of examples. Friends in need can refer to it. I hope it can help everyone.

1. Install through composer

composer require mongodb/mongodb

2. Use

<?php
/**
 * @author: jim
 * @date: 2017/11/17
 */
namespace app\index\controller;
use think\Controller;
use MongoDB\Driver\Manager;
use MongoDB\Collection;
class MongoTest extends Controller
{
  protected $mongoManager;
  protected $mongoCollection;
  public function __construct()
  {
    $this->mongoManager = new Manager($this->getUri());
    $this->mongoCollection = new Collection($this->mongoManager, "mldn","dept");
  }
  public function test() {
    // 读取一条数据
    $data = $this->mongoCollection->findOne();
    print_r($data);
  }
  protected function getUri()
  {
    return getenv(&#39;MONGODB_URI&#39;) ?: &#39;mongodb://127.0.0.1:27017&#39;;
  }
}

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