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  3. FScriptArrayHelper

FScriptArrayHelper

[FScriptArrayHelper](API\Runtime\CoreUObject\UObject\FScriptArrayHelper): Pseudo dynamic array.

Unreal Engine C++ API Reference > Runtime > CoreUObject > UObject

Inheritance Hierarchy

References

   
Module CoreUObject
Header /Engine/Source/Runtime/CoreUObject/Public/UObject/UnrealType.h
Include #include "UObject/UnrealType.h"

Syntax

class FScriptArrayHelper

Remarks

FScriptArrayHelper: Pseudo dynamic array. Used to work with array properties in a sensible way.

Variables

  Type Name Description
Public variable FFreezableScriptArray * FreezableArray  
Public variable FScriptArray * HeapArray  

Constructors

  Type Name Description
Public function  

FScriptArrayHelper ( const FArrayProperty* InProperty,
const void* InArray
)

 Constructor, brings together a property and an instance of the property located in memory

Functions

  Type Name Description
Public function int32 Add an uninitialized value to the end of the array.
Public function int32 Add uninitialized values to the end of the array.
Public function int32 Add a blank, constructed values to the end of the array.
Public function int32

AddValues ( int32 Count
)

 Add blank, constructed values to the end of the array.
Public function void

ClearValues ( int32 Index,
int32 Count
)

 Clear values in the array. The meaning of clear is defined by the property system.
Public function Const void Used by memory counting archives to accumulate the size of this array.
Public function Static FScriptArrayHelper

CreateHelperFormInnerProperty ( const FProperty* InInnerProperty,
const void* InArray,
EArrayPropertyFlags InArrayFlags
)

  
Public function void Destroys the container object - THERE SHOULD BE NO MORE USE OF THIS HELPER AFTER THIS FUNCTION IS CALLED!
Public function void Empty the array, then add uninitialized values to a given size.
Public function void Empty the array, then add blank, constructed values to a given size.
Public function void

EmptyValues ( int32 Slack
)

 Remove all values from the array, calling destructors, etc as appropriate.
Public function bool

ExpandForIndex ( int32 Index
)

 Expand the array, if needed, so that the given index is valid
Public function uint8 *

GetElementPtr ( int32 Index
)

 Returns a uint8 pointer to an element in the array.
Public function uint8 *

GetRawPtr ( int32 Index
)

 Returns a uint8 pointer to an element in the array
Public function void

InsertValues ( int32 Index,
int32 Count
)

 Insert blank, constructed values into the array.
Public function Const bool

IsValidIndex ( int32 Index
)

 Index range check
Public function void

MoveAssign ( void* InOtherArray
)

 Move the allocation from another array and make it our own.
Public function Const int32

Num ()

 Return the number of elements in the array.
Public function Const int32 Return the number of elements in the array without validating the state of the array.
Public function void

RemoveValues ( int32 Index,
int32 Count
)

 Remove values from the array, calling destructors, etc as appropriate.
Public function void

Resize ( int32 Count
)

 Add or remove elements to set the array to a given size.
Public function void Swap two elements in the array, does not call constructors and destructors

Enums

  Type Name Description
Private enum EInternal    

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