laravel find or fail update code example

Example 1: laravel delete where

DB::table('users')->where('id', $id)->delete();

Example 2: update query in laravel eloquent

$data = DB::table('cart')
                ->where('crt_id', $id)
               ->update(['crt_status' =>'0']);

Example 3: larave Soft Deletes

Schema::table('flights', function (Blueprint $table) {
    $table->softDeletes();
});

Example 4: laravel eloquent fill

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