using google api for login code example
Example 1: login by google api
<meta name="google-signin-client_id" content="YOUR_CLIENT_ID.apps.googleusercontent.com">
Example 2: login by google api
function onSignIn(googleUser) { var profile = googleUser.getBasicProfile(); console.log('ID: ' + profile.getId()); // Do not send to your backend! Use an ID token instead. console.log('Name: ' + profile.getName()); console.log('Image URL: ' + profile.getImageUrl()); console.log('Email: ' + profile.getEmail()); // This is null if the 'email' scope is not present.}