laravel使用Faker数据填充的实现方法

/**
 * Run the migrations.
 *
 * @return void
 */
 public function up()
 {
 Schema::create('faker_users', function (Blueprint $table) {
  $table->increments('id');
  $table->char('name', 20)->comment('姓名');
  $table->string('email', 50)->comment('邮箱');
  $table->tinyInteger('age')->comment('年龄');
  $table->char('city', 20)->comment('城市');
  $table->timestamps();
 });

 DB::statement("ALTER TABLE `faker_users` comment'测试用户表'"); // 表注释
 }

<?php

use Faker\Generator as Faker;

$factory->define(\App\Models\FakerUser::class, function (Faker $faker) {
 return [
 'name' => $faker->name,
 'email' => $faker->safeEmail,
 'age' => $faker->numberBetween(8, 80),// 数字在 8-80 之间随机
 'city' => $faker->city,
 'created_at' => $faker->dateTimeBetween('-3 year', '-1 year'),// 时间在 三年到一年 之间
 'updated_at' => $faker->dateTimeBetween('-1 year', '-5 month'),// 时间在 一年到五个月之间
 ];
});

/**
 * Run the database seeds.
 *
 * @return void
 */
 public function run()
 {
 factory(\App\Models\FakerUser::class)->times(1000)->make()->each(function ($model) {
  // 数据入库
  $model->save();
 });
 }