ก่อนที่จะใช้เครื่องหมายขั้นสูง คุณต้องมีโปรเจ็กต์ที่อยู่ในระบบคลาวด์ซึ่งมีบัญชีการเรียกเก็บเงิน และเปิดใช้ Maps JavaScript API โปรดดูข้อมูลเพิ่มเติมที่หัวข้อตั้งค่าโปรเจ็กต์ Google Cloud
// Optional: subscribe to map capability changes.map.addListener('mapcapabilities_changed',()=>{constmapCapabilities=map.getMapCapabilities();if(!mapCapabilities.isAdvancedMarkersAvailable){// Advanced markers are *not* available, add a fallback.}});
[null,null,["อัปเดตล่าสุด 2025-02-25 UTC"],[[["Get started with advanced markers by obtaining an API key, enabling the Maps JavaScript API, and creating a map ID."],["Update your map initialization code to include loading the advanced markers library and providing a map ID when instantiating the map."],["For testing purposes, use `DEMO_MAP_ID` as the map ID or utilize the provided example code, but replace the example map IDs for production."],["Optionally, check map capabilities to ensure advanced markers are available or to implement a fallback if they are not supported."]]],["To use advanced markers, you need a Cloud project with a billing account and the Maps JavaScript API enabled. First, obtain an API key and create a map ID, selecting JavaScript as the map type with either Vector or Raster options, or using `DEMO_MAP_ID` for testing. Update your map initialization code by loading the Maps JavaScript API and the advanced markers library. Instantiate the map with the created or demo map ID. Optionally, use a listener to check map capabilities.\n"]]