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class User { id: number; name: string; email: string; constructor(id: number, name: string, email: string) { this.id = id; this.name = name; this.email = email; } static getById(id: number, users: User[]): User | undefined { return users.find(user => user.id === id); } } const users = [ new User(1, 'Alice', 'alice@example.com'), new User(2, 'Bob', 'bob@example.com'), new User(3, 'Charlie', 'charlie@example.com'), ]; const user = User.getById(2, users); if (user) { console.log(user.name); } else { console.log('User not found'); }
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