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# ProcessReplacementMarker(MarkupAttribute,StringBuilder,List\<MarkupAttribute>,string)

Method in [ReplacementMarkupHandler](/3.1/api/csharp/yarn.unity/yarn.unity.replacementmarkuphandler.md)

## Summary

```csharp
public abstract ReplacementMarkerResult ProcessReplacementMarker(MarkupAttribute marker, StringBuilder childBuilder, List<MarkupAttribute> childAttributes, string localeCode);
```

## Parameters

| Name                                                                                 | Description |
| ------------------------------------------------------------------------------------ | ----------- |
| [MarkupAttribute](/3.1/api/csharp/yarn.markup/yarn.markup.markupattribute.md) marker |             |
| `StringBuilder` childBuilder                                                         |             |
| `List<MarkupAttribute>` childAttributes                                              |             |
| `string` localeCode                                                                  |             |