jscode.php

См. документацию.

<?php
 
namespace Bitrix\UI\Buttons;
 
final class JsCode implements \JsonSerializable
{
    private $code;

    public function __construct($code)
    {
        $this->setCode($code);
    }

    public function getCode()
    {
        return $this->code;
    }

    public function setCode($code)
    {
        if (is_string($code))
        {
            $this->code = $code;
        }
 
        return $this;
    }

    public function jsonSerialize()
    {
        return [
            'code' => $this->getCode(),
        ];
    }
}