appwrite/app/sdks/client-web/docs/examples/teams/create-membership.md

let sdk = new Appwrite();

sdk .setProject('5df5acd0d48c2') // Your project ID ;

let promise = sdk.teams.createMembership('[TEAM_ID]', 'email@example.com', [], 'https://example.com');

promise.then(function (response) { console.log(response); // Success }, function (error) { console.log(error); // Failure });