# PlaceholderNameForMatches

> The name of the placeholder used to output RegEx matching group values. Example: {value:ismatch(regex):First match in '{}': {m[1]}|No match} "m" is the PlaceholderNameForMatches

## Definition

* **Type:** Property
* **Namespace:** [Unity.SmartStrings.Extensions](/engine/6000.7/script-reference/unity/smartstrings/extensions.md)
* **Assembly:** UnityEngine.SmartStringsModule

```csharp
public string PlaceholderNameForMatches { get; set; }
```