laravel collection to array code example

Example 1: laravel eloquent to array key value

Icon::all()->keyBy('name')

Example 2: collection map laravel

// The array we're going to return
    $data = [];    
// Query the users table
$query = users::where('id', 1)->get();

// Let's Map the results from [$query]
$map = $query->map(
    function($items){
          $data['user_firstName'] = $items->firstName;
          $data['user_lastName'] = $items->lastName;
          return $data;
        }
    );

return $map;

Example 3: pluck laravel

$name = DB::table('users')->where('name', 'John')->pluck('name');

Example 4: laravel eloquent to array key value

$roles = collect(DB::table('roles')->get())->keyBy('name');

Example 5: laravel collection methods

$collection = collect([1,2,3,4]);

$collection->each(function($item){
    return $item*$item;
});

// [1,4,9,16]

Example 6: get item from collection that match

$artist = 'Vincent John Doe';

// you can filter the collection and keep only those items
// that pass a given truth test:
$art_collection = $paintings->filter(function ($painting) use ($artist) {
  return $painting->artist == $artist;
});

// you can also do a foreach
foreach($paintings as $painting) {
  if($painting->artist == $artist) {
    $art_collection[] = $painting;
  }
}