sql,-创建用户表,CREATE TABLE users (, id INT AUTO_INCREMENT PRIMARY KEY,, username VARCHAR(50) NOT NULL UNIQUE,, password VARCHAR(50) NOT NULL,);,,-注册新用户,INSERT INTO users (username, password) VALUES ('用户名', '密码');,,-登录验证,SELECT * FROM users WHERE username = '用户名' AND password = '密码';,
``java,// 添加依赖项,implementation 'com.google.firebase:firebase-auth:21.0.1',,// 初始化Firebase,FirebaseApp.initializeApp(this);,,// 用户注册,AuthCredential credential = EmailAuthProvider.getCredential(email, password);,FirebaseUser user = FirebaseAuth.getInstance().signInWithCredential(credential).addOnCompleteListener(task -> {, if (task.isSuccessful()) {, // 注册成功, } else {, // 处理错误, },});,,// 用户登录,FirebaseAuth.getInstance().signInWithEmailAndPassword(email, password).addOnCompleteListener(task -> {, if (task.isSuccessful()) {, // 登录成功, } else {, // 处理错误, },});,
`,,这个代码示例展示了如何使用Firebase Authentication进行用户注册和登录的基本流程。需要在你的项目中添加Firebase Authentication的依赖项,并初始化Firebase。通过
signInWithCredential方法进行用户注册,通过
signInWithEmailAndPassword`方法进行用户登录。Powered By Z-BlogPHP 1.7.3