# paypal.sandbox.clientID

> PayPal client ID used while the shop is in testing.

- Read more: <https://merx2.wagnerwagner.de/guide/configuration/stripe-paypal-secrets.md>
- Source: `config/config.php#L35` <https://github.com/wagnerwagner/merx/blob/2.0.0-alpha.11/config/config.php#L35>

```php
'wagnerwagner.merx.paypal.sandbox.clientID' => '',
```

## Default value

```php
''
```

## Type

`string`