Extracts the top-level domain (TLD) from a URL string.
getTopLevelDomain('https://example.com/path?query=123'); // 'com'getTopLevelDomain('https://sub.example.co.uk/path?query=123'); // 'uk'getTopLevelDomain('invalid-url'); // undefined Copy
getTopLevelDomain('https://example.com/path?query=123'); // 'com'getTopLevelDomain('https://sub.example.co.uk/path?query=123'); // 'uk'getTopLevelDomain('invalid-url'); // undefined
Extracts the top-level domain (TLD) from a URL string.