php Laravel雄辩获得最新的相关模型

Posted 2021-05-04

//controller

$categories = Category::with('latestPost')->take(20)->get();

//blade

@foreach ($categories as $category)
  {{ $category->latestPost->title }}
@endforeach

<?php

class Category extends Model {
  
  public function latestPost()
  {
    return $this->hasOne('Post')->latest();
  }
  
  public function posts()
  {
    return $this->hasMany('Post');
  }
  
}