منع القيم المكررة بإستخدام distinct

<?php

use Illuminate\Support\Facades\Validator;

$validator = Validator::make(["codes" => ["A", "B", "A"]], ["codes" => "array", "codes.*" => "distinct"]);
var_export($validator->fails());

true

<?php

use Illuminate\Support\Facades\Validator;

$validator = Validator::make(["codes" => [1, "1"]], ["codes.*" => "distinct:strict"]);
var_export($validator->passes());

true