Link Bitrix24 contact to company

\Bitrix\Main\Loader::includeModule('crm');

$companyId = 0;
$contactId = 0;

$arFields['COMPANY_BINDINGS'] = Bitrix\Crm\Binding\EntityBinding::prepareEntityBindings(
	\CCrmOwnerType::Company,
	[$companyId]
);
$contact = new \CCrmContact;
$contact->Update($contactId, $arFields);

if (!$contact->LAST_ERRORS) {
	echo "Contact linked successfully\n";
} else {
	echo "Error: " . $contact->LAST_ERRORS . "\n";
}