model observer laravel
namespace App;
use Illuminate\Database\Eloquent\Model;
class Post extends Model
{
protected $table = 'posts';
protected $fillable = ['title', 'slug', 'content'];
protected static function boot()
{
parent::boot();
static::saving(function ($model) {
$model->slug = str_slug($model->title);
});
}
}laravel model where
$post = Post::where('id', $id);
$users = DB::table('users')->whereIn('id', array(1, 2, 3))->get();laravel model::query
// Eloquent's Model::query() returns the query builder
Model::where()->get();
// Is the same as
Model::query()->where()->get();
Model::query();
// Can be useful to add query conditions based on certain requirements
// See https://stackoverflow.com/questions/51517203/what-is-the-meaning-of-eloquents-modelquerymodel laravel
<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
class User extends Model
{
/**
* The "booted" method of the model.
*
* @return void
*/
protected static function booted()
{
static::addGlobalScope('age', function (Builder $builder) {
$builder->where('age', '>', 200);
});
}
}laravel model
use App\Models\Flight;
Flight::chunk(200, function ($flights) {
foreach ($flights as $flight) {
//
}
});Copyright © 2021 Codeinu
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