laravel eloquent or where 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: eloquent where in

$users = DB::table('users')->whereIn('id', array(1, 2, 3))->get()

Example 3: where () laravel Eloquent

//los signos de igualdad pueden ser: ">=", "<=", "=", ">", "<"
$user = User::where("estado","=",1)->find(10);

Example 4: or where in orm laravel

$a='foo', $b='bar', $c='john', $d='doe';

Coder::where(function ($query) use ($a, $b) {
    $query->where('a', '=', $a)
          ->orWhere('b', '=', $b);
})->where(function ($query) use ($c, $d) {
    $query->where('c', '=', $c)
          ->orWhere('d', '=', $d);
})->get();

Example 5: laravel eloquent fill

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

Example 6: laravel where and where

Table::where('Column', Value)->where('NewColumn', Value)->get();