# $pricingRule->__toString()

- Source: `src/PricingRule.php#L57` <https://github.com/wagnerwagner/merx/blob/2.0.0-alpha.11/src/PricingRule.php#L57>

```php
$pricingRule->__toString(): string
```

## Return type

`string`

## Parent class

`Wagnerwagner\Merx\PricingRule`