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> Unreal Engine API Reference > Runtime > Core > Containers > FString > FString::JoinBy

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FString::JoinBy

Joins a range of elements together into a single string with separators using a projection function.

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References

Module	Core
Header	/Engine/Source/Runtime/Core/Public/Containers/UnrealString.h
Include	#include "Containers/UnrealString.h"

Syntax

template<typename RangeType, typename ProjectionType>
static FString JoinBy
(
    const RangeType & Range,
    const TCHAR * Separator,
    ProjectionType Proj
)

Remarks

Joins a range of elements together into a single string with separators using a projection function.

Returns

The final, joined, separated string.

Parameters

Parameter	Description
Range	The range of 'things' to concatenate.
Separator	The string used to separate each element.
Proj	The projection used to get a string for each element.

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