Regular Expressions Demo 1

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    ListBox1: TListBox;
    ListBox2: TListBox;
    procedure FormShow(Sender: TObject);
  private
    procedure ExtrairMedidas;
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses
  System.RegularExpressions;

{$R *.dfm}

procedure TForm1.FormShow(Sender: TObject);
begin
  ExtrairMedidas;
end;

procedure TForm1.ExtrairMedidas;
var
  I: Integer;
  R: TRegEx;
  M: TMatch;
begin
  for I := 0 to Pred(ListBox1.Count) do begin
    R := TRegEx.Create('\d+\s?[X,x]\s?\d+',[roIgnoreCase]);
    M := R.Match(ListBox1.Items[I]);
    if M.Success then
      ListBox2.Items.Add(M.Value);
  end;

end;

end.

//=====================================================================================

object Form1: TForm1
  Left = 0
  Top = 0
  Caption = 'Form1'
  ClientHeight = 163
  ClientWidth = 503
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'Tahoma'
  Font.Style = []
  OldCreateOrder = False
  OnShow = FormShow
  PixelsPerInch = 96
  TextHeight = 13
  object ListBox1: TListBox
    Left = 8
    Top = 32
    Width = 249
    Height = 97
    ItemHeight = 13
    Items.Strings = (
      'KIT ENGENHARIA 1200 X 1200 8 MM'
      'KIT BOX CANTO ALUMASA 1000X1900'
      'KIT ENG WD J2 250 X 120'
      'KIT PORTA 1200 X 2400 8MM 2 FOLHAS'
      'KIT RETRATIL 2F 1000X2400')
    TabOrder = 0
  end
  object ListBox2: TListBox
    Left = 280
    Top = 32
    Width = 209
    Height = 97
    ItemHeight = 13
    TabOrder = 1
  end
end