uppercase in laravel blade code example

Example 1: string to uppercase laravel

public function getProvince($value)
{
    return strtoupper($value);
}

Example 2: laravel uppercase first letter

use Illuminate\Support\Str;

...

$string = Str::ucfirst('foo bar');

Example 3: laravel blade uppercase

{{ Str::upper($data_agenda->content) }}