复件 yrhdownload.bak

可以看到ftp与http下载的源理

VERSION 5.00
Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX"
Begin VB.UserControl yDownLoad 
   ClientHeight    =   1110
   ClientLeft      =   0
   ClientTop       =   0
   ClientWidth     =   1860
   ScaleHeight     =   1110
   ScaleWidth      =   1860
   Begin VB.Timer DownAgain 
      Enabled         =   0   'False
      Interval        =   100
      Left            =   1275
      Top             =   720
   End
   Begin MSWinsockLib.Winsock HttpSock 
      Index           =   0
      Left            =   1080
      Top             =   315
      _ExtentX        =   741
      _ExtentY        =   741
      _Version        =   393216
   End
   Begin MSWinsockLib.Winsock SockConnect 
      Index           =   0
      Left            =   210
      Top             =   315
      _ExtentX        =