这期内容当中小编将会给大家带来有关如何在Laravel 中使用Ajax实现滚动加载,文章内容丰富且以专业的角度为大家分析和叙述,阅读完这篇文章希望大家可以有所收获。
创建模型
php artisan make:model -m
模型Post.php
namespace App; use Illuminate\Database\Eloquent\Model; class Post extends Model { public $fillable = ['title','description']; }
迁移文件
use Illuminate\Database\Schema\Blueprint; use Illuminate\Database\Migrations\Migration; class CreatePostTable extends Migration { /** * Run the migrations. * * @return void */ public function up() { Schema::create('posts', function (Blueprint $table) { $table->increments('id'); $table->string('title'); $table->text('description'); $table->timestamps(); }); } /** * Reverse the migrations. * * @return void */ public function down() { Schema::drop("posts"); } }
测试数据 ModelFactory.php
$factory->define(App\Post::class, function (Faker\Generator $faker) { return [ 'title' => $faker->sentence, 'description' => $faker->paragraph, ]; });
填充
<?php use Illuminate\Database\Seeder; class DatabaseSeeder extends Seeder { /** * Run the database seeds. * * @return void */ public function run() { // $this->call(UsersTableSeeder::class); factory(App\Post::class, 50)->create(); } }
路由
Route::get('my-post', 'PostController@myPost');
控制器
namespace App\Http\Controllers; use Illuminate\Http\Request; use App\Http\Requests; use App\Post; class PostController extends Controller { public function myPost(Request $request) { $posts = Post::paginate(6); if ($request->ajax()) { $view = view('data',compact('posts'))->render(); return response()->json(['html'=>$view]); } return view('my-post',compact('posts')); } }
视图文件 resources/view/my-post.php
<!DOCTYPE html> <html> <head> <title>Laravel 分页滚动加载</title> <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script> <link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="external nofollow" rel="stylesheet"> <style type="text/css"> .ajax-load{ background: #e1e1e1; padding: 10px 0px; width: 100%; } </style> </head> <body> <div class="container"> <h3 class="text-center">Laravel 分页滚动加载</h3> <br/> <div class="col-md-12" id="post-data"> @include('data') </div> </div> <div class="ajax-load text-center" > <p>![](./loader.gif)加载更多……</p> </div> <script type="text/javascript"> var page = 1; $(window).scroll(function() { if($(window).scrollTop() + $(window).height() + 1>= $(document).height()) { page++; loadMoreData(page); } }); function loadMoreData(page){ $.ajax( { url: '?page=' + page, type: "get", beforeSend: function() { $('.ajax-load').show(); } }) .done(function(data) { //console.log(data.html); if(data.html == " "){ $('.ajax-load').html("没有数据了……"); return; } $('.ajax-load').hide(); $("#post-data").append(data.html); }) .fail(function(jqXHR, ajaxOptions, thrownError) { alert('服务未响应……'); }); } </script> </body> </html>
resources/view/data.php
@foreach($posts as $post) <div> <h4><a href="">{{ $post->title }}</a></h4> <p>{{ str_limit($post->description, 400) }}</p> <div class="text-right"> <button class="btn btn-success">Read More</button> </div> <hr > </div> @endforeach
上述就是小编为大家分享的如何在Laravel 中使用Ajax实现滚动加载了,如果刚好有类似的疑惑,不妨参照上述分析进行理解。如果想知道更多相关知识,欢迎关注亿速云行业资讯频道。
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