RemoveCardAction.php

См. документацию.

<?php
 
namespace Bitrix\Landing\History\Action;
 
use Bitrix\Landing\Block;
 
class RemoveCardAction extends AddCardAction
{
    protected const JS_COMMAND = 'removeCard';
 
    public function execute(bool $undo = true): bool
    {
        $block = new Block((int)$this->params['block']);
        $block->removeCard($this->params['selector'], $this->params['position']);
 
        return $block->save();
    }
}