textnode.php

См. документацию.

<?
namespace Bitrix\UI\EntitySelector;
 
class TextNode implements \JsonSerializable
{
    protected ?string $text = null;
    protected ?string $type = null;
 
    public function __construct($options)
    {
        if (is_array($options))
        {
            if (isset($options['text']) && (is_string($options['text']) || is_int($options['text'])))
            {
                $this->text = (string)$options['text'];
            }
 
            if (isset($options['type']) && TextNodeType::isValid($options['type']))
            {
                $this->type = $options['type'];
            }
        }
        else if (is_string($options) || is_int($options))
        {
            $this->text = (string)$options;
        }
    }
 
    public static function isValidText($text): bool
    {
        return is_string($text) || is_int($text) || is_array($text);
    }
 
    public function getType(): ?string
    {
        return $this->type;
    }
 
    public function getText(): ?string
    {
        return $this->text;
    }
 
    public function isNullable(): bool
    {
        return $this->getText() === null;
    }
 
    public function jsonSerialize()
    {
        if ($this->getType() === null)
        {
            return $this->getText();
        }
        else
        {
            return [
                'text' => $this->getText(),
                'type' => $this->getType()
            ];
        }
    }
}