Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Runtime > Engine > Materials > UMaterial > UMaterial::UpdateExpressionParameterName

Light Theme

Dark Theme

UMaterial::UpdateExpressionParameterName

Remove the expression from the editor parameters list (if it exists) and then re-adds it.

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Materials/Material.h
Include	#include "Materials/Material.h"
Source	/Engine/Source/Runtime/Engine/Private/Materials/Material.cpp

Syntax

virtual void UpdateExpressionParameterName
(
UMaterialExpression * Expression
)

Remarks

Remove the expression from the editor parameters list (if it exists) and then re-adds it.

Parameters

Parameter	Description
Expression	The expression node that represents a parameter that needs updating.

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss