How to Use YouTube Data API for Regional Trending Videos

YouTube Data API v3 lets you fetch trending videos for specific countries. Here's a practical guide based on building TopVideoHub , which fetches trending data from 9 Asia-Pacific regions. Getting Started You need a Google Cloud project with YouTube Data API v3 enabled and an API key. # Test with curl first curl "https://www.googleapis.com/youtube/v3/videos?part=snippet,statistics&chart=mostPopular&regionCode=JP&maxResults=10&key=YOUR_KEY" PHP Implementation Here's a clean PHP 8.3 implementation: <?php declare ( strict_types = 1 ); enum Region : string { case US = 'US' ; case GB = 'GB' ; case JP = 'JP' ; case KR = 'KR' ; case TW = 'TW' ; case SG = 'SG' ; case VN = 'VN' ; case TH = 'TH' ; case HK = 'HK' ; } class YouTubeApi { private const string BASE_URL = 'https://www.googleapis.com/youtube/v3' ; public function __construct ( private readonly string $apiKey , private readonly QuotaTracker $quota , ) {} /** * Fetch trending videos for a region. * API cost: 1 quota unit per call (videos