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[12.x] Add documentation for Laravel’s distinct validation rule with examples #10485

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[12.x] Add documentation for Laravel’s distinct validation rule with examples #10485

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refactor(validation.md): [12.x] Add documentation for Laravel’s disti…
mohammadRezaei1380 Jun 8, 2025
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refactor(validation.md): add ```
mohammadRezaei1380 Jun 8, 2025
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Expand Up @@ -172,7 +172,17 @@ $request->validate([
'author.description' => 'required',
]);
```
<a name="distinct-rule"></a>
#### Distinct Rule for Arrays

You can ensure that all values in an array input are unique by using the `distinct` validation rule. For example:

```php
$request->validate([
'tags' => ['required', 'array'],
'tags.*' => ['string', 'distinct'],
]);
```
On the other hand, if your field name contains a literal period, you can explicitly prevent this from being interpreted as "dot" syntax by escaping the period with a backslash:

```php
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