One to many laravel

WhereHas site:https://laravel.com/docs/

use Illuminate\Database\Eloquent\Builder;

// Retrieve posts with at least one comment containing words like code%...
$posts = Post::whereHas('comments', function (Builder $query) {
    $query->where('content', 'like', 'code%');
})->get();

// Retrieve posts with at least ten comments containing words like code%...
$posts = Post::whereHas('comments', function (Builder $query) {
    $query->where('content', 'like', 'code%');
}, '>=', 10)->get();

Source: laravel.com

Laravel where has

use Illuminate\Database\Eloquent\Builder;

// Retrieve posts with at least one comment containing words like foo%...
$posts = App\Post::whereHas('comments', function (Builder $query) {
    $query->where('content', 'like', 'foo%');
})->get();

// Retrieve posts with at least ten comments containing words like foo%...
$posts = App\Post::whereHas('comments', function (Builder $query) {
    $query->where('content', 'like', 'foo%');
}, '>=', 10)->get();

Source: laravel.com

One to many laravel

Suppose you have a Post model with a hasMany relationship with Comment. You may insert a Comment object related to a post by doing the following:

$post = Post::find(1);
$commentToAdd = new Comment(['message' => 'This is a comment.']);
$post->comments()->save($commentToAdd);

Source: riptutorial.com

Similar codes

2 votes193 views2 answers
Importing current year in laravel blade
PHP Laravel
24 votes231 views2 answers
Clear laravel cache and clear vue
PHP Laravel
5 votes234 views5 answers
Laravel where creation is today carbon
PHP Laravel
1 vote191 views1 answer
Remove storefront footer
PHP
8 votes202 views2 answers
Eloquent firstOrCreate
PHP
0 vote202 views1 answer
Php retrieve data from database and show in text area greeper
PHP
1 vote207 views2 answers
Remove All Spaces Out of a String in PHP
PHP
9 votes193 views3 answers
Laravel download
PHP
0 vote214 views1 answer
Display data from two dimensional array in vew laravel
PHP Laravel
-1 vote268 views1 answer
Validate rule if row exist laravel
PHP Laravel