classes/Models/Change.php
public function getFilterActionAttribute()
    {
        return sprintf('<a href="%s"
            class="glyphicon glyphicon-filter js-tooltip"
            title="' . __('decoy::changes.standard_list.filter') . '"
            data-placement="left"></a>',
            $this->filterUrl(['model' => $this->model, 'key' => $this->key]),
            strip_tags($this->getModelNameHtmlAttribute()));
    }
public function getFilterActionAttribute()
    {
        return sprintf('<a href="%s"
            class="glyphicon glyphicon-filter js-tooltip"
            title="' . __('decoy::changes.standard_list.filter') . '"
            data-placement="left"></a>',
            $this->filterUrl(['model' => $this->model, 'key' => $this->key]),
            strip_tags($this->getModelNameHtmlAttribute()));
    }
public function getFilterActionAttribute ( ) { return sprintf ( '<a href="%s"
            class="glyphicon glyphicon-filter js-tooltip"
            title="' . __ ( 'decoy::changes.standard_list.filter' ) . '"
            data-placement="left"></a>' , $ this -> filterUrl ( [ 'model' => $ this -> model , 'key' => $ this -> key ] ) , strip_tags ( $ this -> getModelNameHtmlAttribute ( ) ) ) ; }
Make the preview filter icon

@return string
Make the preview filter icon