Laravel实现ORM带条件搜索分页

2020-09-03 11:52:05

Laravel条件搜索一般使用where方法,如下:

查询构造器:

$users = DB::table('users')->where('votes', '=', 100)->get();

或者ORM:

$users = User::where('votes', '=', 100)->all();

当有多个条件时,可以多次调用where方法:

$articles = Article::where('id','>','10')->where('is_auth','=','1')->where('id','=','14')->paginate(3)

所以,如果需要进行多条件搜索分页,我们可以这么写:

public function index(Request $request)  {    //分类表数据    $sorts = Sortart::all();    //文章表实例化    $article = new Article;    //搜索条件判断    $where = $article;    if($request->search_sid){      $where = $where->where('sort_id','=',$request->search_sid);    }    if($request->search_title){      $where = $where->where('title','like','%'.$request->search_title.'%');    }    //分页搜索    $articles = $where->paginate(3);    //搜索条件保持    $articles->sid = $request->search_sid;    $articles->title = $request->search_title;    //$articles = Article::where('id','>','10')->where('is_auth','=','1')->where('id','=','14')->paginate(3);    //dd($articles);    return view('admin.articles.index',compact('articles','sorts'));  }

在页面中,使用url保持分页条件的方法:

{!! $articles->appends(['search_sid'=>$articles->sid, 'search_title'=>$articles->title])->render() !!}

效果如图:

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