php - PHP 可恢复的致命错误:类的对象无法转换为字符串
问题描述
得到:“PHP Recoverable fatal error: Object of class Database\Factories\RoleFactory could not be convert to string in C:\Users\kk\Desktop\imageupload\iu\database\factories\RoleFactory.php on line 25” : 作用::factory()->count(5)->make();
角色.php
<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
class Role extends Model
{
use HasFactory;
public function users(){
return $this->belongsToMany('App\Models\user');
}
}
用户.php
<?php
namespace App\Models;
use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
class User extends Authenticatable
{
use HasFactory, Notifiable;
/**
* The attributes that are mass assignable.
*
* @var array
*/
protected $fillable = [
'name',
'email',
'password',
];
/**
* The attributes that should be hidden for arrays.
*
* @var array
*/
protected $hidden = [
'password',
'remember_token',
];
/**
* The attributes that should be cast to native types.
*
* @var array
*/
protected $casts = [
'email_verified_at' => 'datetime',
];
public function users(){
return $this->belongsToMany('App\Models\role');
}
}
角色工厂.php
<?php
namespace Database\Factories;
use App\Models\Role;
use Illuminate\Database\Eloquent\Factories\Factory;
class RoleFactory extends Factory
{
/**
* The name of the factory's corresponding model.
*
* @var string
*/
protected $model = Role::class;
/**
* Define the model's default state.
*
* @return array
*/
public function definition()
{
return [
'name'=>$this->faker->JobTitle
];
}
}
用户工厂.php
<?php
namespace Database\Factories;
use App\Models\User;
use Illuminate\Database\Eloquent\Factories\Factory;
use Illuminate\Support\Str;
class UserFactory extends Factory
{
/**
* The name of the factory's corresponding model.
*
* @var string
*/
protected $model = User::class;
/**
* Define the model's default state.
*
* @return array
*/
public function definition()
{
return [
'name' => $this->faker->name(),
'email' => $this->faker->unique()->safeEmail(),
'email_verified_at' => now(),
'password' => '$2y$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi', // password
'remember_token' => Str::random(10),
];
}
/**
* Indicate that the model's email address should be unverified.
*
* @return \Illuminate\Database\Eloquent\Factories\Factory
*/
public function unverified()
{
return $this->state(function (array $attributes) {
return [
'email_verified_at' => null,
];
});
}
}
创建角色表
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
class CreateRolesTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('roles', function (Blueprint $table) {
$table->id();
$table->string('name');
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::dropIfExists('roles');
}
}
创建角色用户表
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
class CreateRoleUserTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('role_user', function (Blueprint $table) {
$table->id();
$table->foreignId('role_id')->constrained()->onDelete('cascade');
$table->foreignId('user_id')->constrained()->onDelete('cascade');
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::dropIfExists('role_user');
}
}