Dotenv::required( string|string[] $variables )
Required ensures that the specified variables exist, and returns a new validator object.
Parameters
- $variables
-
(string|string[]) (Required)
Return
(DotenvValidator)
Source
File: vendor/vlucas/phpdotenv/src/Dotenv.php
public function required($variables)
{
return new Validator((array) $variables, $this->loader);
}