批改状态:合格
老师批语:完成的很好, 图文结合, 继续
WHERE查询
<?php
namespace App\Http\Controllers;
use Illuminate\Support\Facades\DB;
use Illuminate\Http\Request;
class Dbtest extends Controller
{
public function index(){
/*{
$res = DB::table('admin')->get()->all();
foreach ($res as $item){
echo $item->id.'-'.$item->email.'<br>';
}
echo '<pre>';
print_r($res);*/
// 更新
// $res = DB::update('update admin set email="无缝1" where id=?',[1]);
// 添加
// $res = DB::insert('insert admin(`email`,`psword`)values("xiaomao@qq.com","12345")');
// 删除
// $res = DB::delete('delete from admin where id=:uid',['uid'=>2]);
// 查询
// $res = DB::select('select * from admin');
$res = DB::table('director')->where('tid','=',1)->first();
print_r($res);
}
}
?>点击 "运行实例" 按钮查看在线实例

分页
<?php
namespace App\Http\Controllers;
use Illuminate\Support\Facades\DB;
use Illuminate\Http\Request;
class Dbtest extends Controller
{
public function index(){
/*{
$res = DB::table('admin')->get()->all();
foreach ($res as $item){
echo $item->id.'-'.$item->email.'<br>';
}
echo '<pre>';
print_r($res);*/
// 分页
$res = DB::table('director')->paginate(5);
print_r($res);
}
}
?>点击 "运行实例" 按钮查看在线实例

Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号