How to Get a Google MapsJavaScript API Key

Follow Steps:

1. Sign In to Google
2. Access the Google Cloud Console
3. Create a New Project
4. Enable Billing
5. Set Up a Billing Account
6. Navigate to the API Library
7. Enable the Maps JavaScript API
8. Create Credentials *see image below
9. Configure Your API Key
10. Copy Your API Key

Monitoring and Billing Alerts (Access this from the Google Cloud Console Billing Section.)

CREATE CREDENTIALS SAMPLE: