Difference between revisions of "RPC HELP TMult First Example"
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[[RPC_Broker_Help| RPC Broker Help Home]] | [[RPC_Broker_Help| RPC Broker Help Home]] | ||
<h2>First Example</h2> | <h2>First Example</h2> | ||
− | [[ | + | [[RPC_HELP_Mult_First|Back]] |
The following program code displays the subscript and value of the first item in a Mult variable in the caption of a label when the user clicks the GetFirst button: | The following program code displays the subscript and value of the first item in a Mult variable in the caption of a label when the user clicks the GetFirst button: |
Latest revision as of 22:42, 3 July 2015
First Example
The following program code displays the subscript and value of the first item in a Mult variable in the caption of a label when the user clicks the GetFirst button:
procedure TForm1.GetFirstClick(Sender: TObject);
var
Mult: TMult;
Subscript: string;
begin
{Create Mult. Make Form1 its owner}
Mult := TMult.Create(Form1);
Mult['Fruit'] := 'Apple';
{Store element pairs one by one}
Mult['Vegetable'] := 'Potato';
Label1.Caption := 'The subscript of the first element: ' + Mult.First + ', and its value: ' + Mult[Mult.First];
end;