Delphi ActiveX

StringBuilder RemoveBefore

Demonstrates the StringBuilder.RemoveBefore method.

The GetBefore method was added in Chilkat v9.5.0.77

Delphi ActiveX

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
sb: TChilkatStringBuilder;
marker: WideString;
bFound: Integer;

begin
success := 0;

sb := TChilkatStringBuilder.Create(Self);
success := sb.Append('http://www.chilkatsoft.com');

// The RemoveBefore method removes the chars up to and including the marker string.
// If the marker is not found, then nothing is removed and the method returns 0.
marker := '//';
bFound := sb.RemoveBefore(marker);

Memo1.Lines.Add('bFound = ' + IntToStr(Ord(bFound)));
Memo1.Lines.Add('sb contains: ' + sb.GetAsString());

// Output is:
// bFound = 1
// sb contains: www.chilkatsoft.com
end;