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 > Core > Misc > TOperatorJumpTable > TOperatorJumpTable::MapPreUnary

Light Theme

Dark Theme

TOperatorJumpTable::MapPreUnary

Map an expression node to a pre-unary operator with the specified implementation.

Windows

MacOS

Linux

References

Module	Core
Header	/Engine/Source/Runtime/Core/Public/Misc/ExpressionParserTypes.h
Include	#include "Misc/ExpressionParserTypes.h"
Source	/Engine/Source/Runtime/Core/Public/Misc/ExpressionParserTypes.inl

Syntax

template<typename OperatorType, typename FuncType>
void MapPreUnary
(
FuncType InFunc
)

Remarks

Map an expression node to a pre-unary operator with the specified implementation.

The callable type must match the declaration Ret(Operand[, Context]), where: Ret = Any DEFINE_EXPRESSION_NODE_TYPE type, OR FExpressionResult Operand = Any DEFINE_EXPRESSION_NODE_TYPE type Context = (optional) const ptr to user-supplied arbitrary context

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

Take our survey

Dismiss