Sync 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 attach

//id for single
$user->reasons->attach($reasonId);

//array for multiple
$user->reasons->attach($reasonIds);

$user->save();

Sync laravel

$user = User::find(1);

$user->roles()->detach([1, 2, 3]);

$user->roles()->attach([
    1 => ['expires' => $expires],
    2 => ['expires' => $expires],
]);

Source: laravel.com

Laravel sync with attributes

$user->roles()->sync(array(1 => array('expires' => true)));

Source: stackoverflow.com

Latavel attach method

$user->roles()->attach($roleId, ['expires' => $expires]);

Source: laravel.com

Laravel model sync

$user->roles()->sync([1, 2, 3]);

Source: laravel.com

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