function Sum: Integer;
Sums vector values.
Returns: Int32 - the sum of all calling object elements.
Examples
Uses MtxVecInt;
procedure Example;
var a: TVecInt;
b: integer;
begin
CreateIt(a);
a.SetIt([1,2,3,4]);
b := a.Sum; // b = 10
FreeIt(a);
end;Indexed: function Sum(const Index: Integer; const Len: Integer): Integer;
Returns the sum of calling object elements [Index]..[Index+Len-1].
| # | Name | Type | Description |
|---|---|---|---|
| 1 | Index | Integer | start index |
| 2 | Len | Integer | element count |
Returns: Int32
Remarks:
An exception is raised if array borders are overrun/underrun.
Examples
Uses MtxVecInt;
procedure Example;
var a: TMtxInt;
b: integer;
begin
CreateIt(a);
a.SetIt(2,2,[1,2,3,4]);
b := a.Sum; // b = 10
FreeIt(a);
end;