System.DynArrayBounds

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Delphi

function DynArrayBounds(const DynArray: Pointer; typeInfo: Pointer): TBoundArray;

C++

extern DELPHI_PACKAGE TBoundArray __fastcall DynArrayBounds(const void * DynArray, void * typeInfo);

Properties

Type	Visibility	Source	Unit	Parent
function	public	System.pas System.hpp	System	System

Description

Returns the bounds of a DynamicArray.

DynArrayBounds returns an array of integers representing the high values of each dimension of a dynamic array.

Example

type
  T2DDynamArray = array of array of String;
 
var
  A: T2DDynamArray;
  Bound: TBoundArray;
  High: Integer;
 
begin
  SetLength(A, 3, 4);
  Bound := DynArrayBounds(Pointer(A), TypeInfo(T2DDynamArray));
  for High in Bound do
  begin
    Writeln(IntToStr(High));
  end;
end.

Console output:

2
3

See Also

• TBoundArray
• DynArraySetLength