php - Create breadcrumbs using category structure in yii2 -

i have implemented view show category structure using yii2.

users can navigate sub categories clicking root category. child categories shown in same page when page has been refreshed.

i need show breadcrumbs according category navigation. set category titles according explanations. shows current category without showing category hierarchy.

i have gone through few asked questions. there not solution question.

how create yii2 breadcrumbs

yii2: how can place breadcrumbs widget?

is there has same kind of experience , found solution?

thanks.

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    $this->title = 'curriculum lists';     $request = yii::$app->request;     //get data     $get_data = $request->get();      //this page      if($get_data['cat'] === 'yes'){         $this->params['breadcrumbs'][] = $this->title;     }else{         $this->params['breadcrumbs'][] = ['label'=>$this->title, 'url'=>['category-list/categories', 'parentid' => "1", 'cat'=>'yes']];     }  //get categories $categories = (isset($dataprovider['categories'])) ? $dataprovider['categories'] : "";  //get parent data $parent = (isset($dataprovider['parent'])) ? $dataprovider['parent'] : "";  //create breadcrumb current category if($get_data['cat'] === 'no'){     $this->params['breadcrumbs'][] = ['label' => $parent['category_list_value'], 'url' => ['category-list/categories', 'parentid'=>$parent['category_list_id'], 'cat'=>'no']]; }  //show categories if(!empty($categories)){     foreach ($categories $cat) {         $pid = $cat['category_list_id'];         echo '<div>';         echo '<a href="index.php?r=category-list/categories&parentid='.$pid.'&cat=no">';         echo $cat['category_list_value']."- ".$pid;         echo '</a>';         echo '</div>';     } }