laravel eloquent findBy code example

Example 1: laravel eloquent get first

// return first row by id
$user = App\User::where('id',$id)->first();
// or return directly a field
$userId = App\User::where(...)->pluck('id');

Example 2: laravel create or update

// If there's a flight from Oakland to San Diego, set the price to $99.
// If no matching model exists, create one.
$flight = App\Models\Flight::updateOrCreate(
    ['departure' => 'Oakland', 'destination' => 'San Diego'],
    ['price' => 99, 'discounted' => 1]
);

Example 3: laravel update

$flight = App\Models\Flight::find(1);

$flight->name = 'New Flight Name';

$flight->save();

Example 4: laravel eloquent fill

$flight->fill(['name' => 'Flight 22']);

Example 5: laravel find query

foreach ($flights as $flight) {
    echo $flight->name;
}

Example 6: laravel find query

$model = App\Models\Flight::where('legs', '>', 100)
            ->firstOr(['id', 'legs'], function () {
                // ...
            });