TP5 事务处理加锁

<?php

namespace app\test\controller;

use think\Controller;

use think\Db;

class Index extends Controller
{
    
    public function index()
    {
        $time = date(‘H:i:s‘);
        
        // 开启事务
        Db::startTrans();
        
        db(‘sms‘)->lock(true)->select();//加锁
        
        $update1 = db(‘sms‘)->where([‘id‘ => 1])->update([‘email‘ => 1]);
        
        $update2 = db(‘sms‘)->where([‘id‘ => 2])->update([‘email‘ => 2]);
        
        $update3 = db(‘sms‘)->where([‘id‘ => 3])->update([‘email‘ => 3]);
        
        sleep(10);
        
        if($update1 && $update2 && $update3){
            Db::commit();//提交
            return $time.‘_lock_true_‘.date(‘H:i:s‘).‘---‘.$update1.‘---‘.$update2.‘---‘.$update3;
        }else{
            Db::rollback();//回滚
            return $time.‘_lock_false_‘.date(‘H:i:s‘).‘---‘.$update1.‘---‘.$update2.‘---‘.$update3;
        }
        
    }
    
    


}