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Unreal Engine C++ API Reference > Runtime > Engine > Materials > UMaterial
| Type | Name | Description | |
|---|---|---|---|
  |
void | PropagateExpressionParameterChanges
(
const UMaterialExpression* Parameter |
A parameter with duplicates has to update its peers so that they all have the same value. |
  |
void | PropagateExpressionParameterChanges
(
const FName& ParameterName, |
A parameter with duplicates has to update its peers so that they all have the same value. |