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Unreal Engine C++ API Reference > Runtime > Engine > FExpressionInput
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/MaterialExpressionIO.h |
| Include | #include "MaterialExpressionIO.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialShared.cpp |
void Connect
&40;
int32 InOutputIndex,
class UMaterialExpression &42; InExpression
&41;
Remarks
Connects output of InExpression to this input