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API > API/Plugins > API/Plugins/CurveExpression > API/Plugins/CurveExpression/FEngine
References
| Module | CurveExpression |
| Header | /Engine/Plugins/Experimental/Animation/CurveExpression/Source/Runtime/Public/ExpressionEvaluator.h |
| Include | #include "ExpressionEvaluator.h" |
| Source | /Engine/Plugins/Experimental/Animation/CurveExpression/Source/Runtime/Private/ExpressionEvaluator.cpp |
TOptional < float > Evaluate
(
FStringView InExpression,
TFunctionRef< TOptional < float >> InConstantEvaluator
) const
Remarks
Evaluate an expression directly and returns the result. If the expression is incorrectly formed, then the optional return value holds nothing.