删除无用代码

app/Http/Controllers/Api/UserController.php

@@ -18,7 +18,6 @@ class UserController extends Controller
         //3个用户为一页
         $users = User::paginate(3);
         return UserResource::collection($users);
-        return $users;
     }
     //返回单一用户信息
     public function show(User $user){

app/Models/Book.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+use Illuminate\Database\Eloquent\Model;
+class Book extends Model
+{
+
+    protected $table = 'books';
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array
+     */
+    protected $fillable = [
+        'user_id', 'name'
+    ];
+}