laravel admin实现分类树/模型树的示例代码

修改模型category.魔兽世界输出排行php

<?phpnamespace app\admin\models;u encore\admin\traits\adminbuilder;u encore\admin\traits\modeltree;u illuminate\databa\eloquent\model;class category extends model{ u modeltree, adminbuilder; protected $table = 'category'; public function __construct(array $attributes = []) {  parent::__construct($attributes);//这里根据自己的字段修改  $this->tparentcolumn('parent_id');  $this->tordercolumn('sort');  $this->ttitlecolumn('name'); } }

修改控制文件categorycont天门蒸菜roller.php

<?phpnamespace app\admin\controllers;u app\admin\models\category;u encore\admin\controllers\admincontroller;u encore\admin\facades\admin;u encore\admin\layout\content;u encore\admin\show;class categorycontroller extends admincontroller{ /**  * title for current resource.  *  * @var string  */ protected $title = '商品分类管理'; public function inde中国高端兽药网x(content $content) {  return admin::content(function ($content) {   $content->header('商品分类管理');   $content->body(category::tree(function ($tree) {    $tree->branch(function ($branch) {     $src = config('admin.upload.host') . '/' . $branch['image'];     $logo = "<img src='$src' s餐饮礼仪tyle='max-width:30px;max-height:30px' class='img'/>";     return "{$branch['id']} - {$branch['name']} $logo";    });   }));  }); }//下面是自己的代码//....... }

添加路由app/admin/routes.php

$router->resource('categories',categorycontroller::class);

lect中使用分类树

$form->lect('parent_id', __('parent id'))->options(category::lectoptions())->default(1);

总结

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