garden_server/application/newhome/controller/Message.php

<?php
namespace app\newhome\controller;

use think\Controller;
use app\user\model\User;
use app\user\model\Mail;
use app\user\model\Notice;

class Message extends Controller {
	
	private $userModel, $noticeModel, $mailModel;
	
	public function _initialize(){
		parent::_initialize();
		
		$this->userModel = new User();
		$this->mailModel = new Mail();
		$this->noticeModel = new Notice();
	}
	
	public function notice()
	{
		
	}
	
	public function mail(){
		$uid = $this->request->post('i', '1907239071686061468');
		$res = $this->mailModel
		->where(['is_del'=>0])
		->where(['users'=>['like', "%{$uid}%"]])
		->whereOr(['users'=>''])
		->select();
		echo '<pre>';
		print_r(collection($res)->toArray());
	}
	
	
}