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Unit1.cpp：源码内容

							//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
 Edit2->Text=Edit1->Text.Trim();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
 Edit2->Text=Edit1->Text.TrimLeft();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button3Click(TObject *Sender)
{
 Edit2->Text=Edit1->Text.TrimRight();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button4Click(TObject *Sender)
{
  TReplaceFlags rf;
  rf.Clear();
  rf<<rfReplaceAll;
//  rf<<rfIgnoreCase;
  Edit2->Text=StringReplace(Edit1->Text," ", "%",rf);
}
//---------------------------------------------------------------------------

						