Private Sub Form_Load()
    On Error GoTo line1
    Open "c:\Lista.txt" For Input As #1
    Dim nombre As String
    While Not EOF(1)
        Line Input #1, nombre
        List1.AddItem nombre
    Wend
    Close
    Exit Sub
line1:
    MsgBox Err.Description, vbCritical, "Error " & Err.Number
End Sub

Private Sub Command1_Click()
    Dim i, V As Boolean
    For i = 0 To List1.ListCount - 1
        If UCase(Text1) = UCase(List1.List(i)) Then V = True
    Next
    If V = True Then
        MsgBox "El nombre '" & Text1 & "' aparece en la lista"
    Else
        MsgBox "'" & Text1 & "' no aparece en la lista"
    End If
End Sub

Private Const OPEN_EXISTING = 3

Private Type FILETIME
    dwLowDateTime As Long
    dwHighDateTime As Long
End Type

Private Type SYSTEMTIME
  wYear As Integer
  wMonth As Integer
  wDayOfWeek As Integer
  wDay As Integer
  wHour As Integer
  wMinute As Integer
  wSecond As Integer
  wMilliseconds As Integer
End Type

Private Type BY_HANDLE_FILE_INFORMATION
    dwFileAttributes As Long
    ftCreationTime As FILETIME
    ftLastAccessTime As FILETIME
    ftLastWriteTime As FILETIME
    dwVolumeSerialNumber As Long
    nFileSizeHigh As Long
    nFileSizeLow As Long
    nNumberOfLinks As Long
    nFileIndexHigh As Long
    nFileIndexLow As Long
End Type

Private Declare Function GetFileInformationByHandle Lib "kernel32" _
(ByVal hFile As Long, lpFileInformation As BY_HANDLE_FILE_INFORMATION) As Long

Private Declare Function FileTimeToLocalFileTime Lib "kernel32" (lpFileTime As _
  FILETIME, lpLocalFileTime As FILETIME) As Long

Private Declare Function FileTimeToSystemTime Lib "kernel32" (lpFileTime As _
  FILETIME, lpSystemTime As SYSTEMTIME) As Long
  
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Any, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long

Private Sub Form_Load()
    Dim hFile As Long, FileInfo As BY_HANDLE_FILE_INFORMATION
    Dim CTime As FILETIME, STime As SYSTEMTIME

    hFile = CreateFile("c:\autoexec.bat", 0, 0, ByVal 0&, OPEN_EXISTING, 0, ByVal 0&)

   If hFile = -1 Then
    MsgBox "Archivo no encontrado", vbOKOnly + vbInformation
    Exit Sub
   End If

    GetFileInformationByHandle hFile, FileInfo

    FileTimeToLocalFileTime FileInfo.ftCreationTime, CTime
    
    FileTimeToSystemTime CTime, STime
    
   MsgBox STime.wDay & "." & STime.wMonth & "." & _
  STime.wYear & vbCrLf & STime.wHour & ":" & STime.wMinute & ":" & _
  STime.wSecond, vbInformation,"File Creation Time"
    
  CloseHandle hFile
    
End Sub

Private Const OPEN_EXISTING = 3

Private Type FILETIME
    dwLowDateTime As Long
    dwHighDateTime As Long
End Type

Private Type BY_HANDLE_FILE_INFORMATION
    dwFileAttributes As Long
    ftCreationTime As FILETIME
    ftLastAccessTime As FILETIME
    ftLastWriteTime As FILETIME
    dwVolumeSerialNumber As Long
    nFileSizeHigh As Long
    nFileSizeLow As Long
    nNumberOfLinks As Long
    nFileIndexHigh As Long
    nFileIndexLow As Long
End Type

Private Declare Function GetFileInformationByHandle Lib "kernel32" (ByVal hFile As Long, lpFileInformation As BY_HANDLE_FILE_INFORMATION) As Long
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Any, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long

Private Sub Form_Load()
    Dim hFile As Long, FileInfo As BY_HANDLE_FILE_INFORMATION
    'create a handle to the file 'c:\autoexec.bat'
    hFile = CreateFile("c:\autoexec.bat", 0, 0, ByVal 0&, OPEN_EXISTING, 0, ByVal 0&)
    'retrieve the file information
    GetFileInformationByHandle hFile, FileInfo
    'close the handle
    CloseHandle hFile
    'show the result
    MsgBox "File size: " + CStr(FileInfo.nFileSizeLow), vbInformation
End Sub