Visual Basic Programming Code Examples

Visual Basic > Files Directories Drives Code Examples

Find a file on a drive-path



Find a file on a drive-path

'check if file exist and when found show the location
'btw: it will only find the first one!
'just change the code to find all
'use as:

'MsgBox FindFile("c:\", vFile$) & vFile$

Public Function FileExist(Path$) as Integer
    dim x

    x = FreeFile

    On Error Resume Next
    open Path$ For input as x
    If Err = 0 Then
        FileExist = True
    Else
        FileExist = False
    end If
    close x

End Function

Public Function FindFile(ByVal Path as String, ByVal File as String) as String
  dim DirName as String, LastDir as String
  
  If File = "" Then exit Function
  If Right(Path, 1) <> "\" Then Path = Path & "\"
  
  DirName = Dir(Path & "*.*", vbDirectory)
  do While Not FileExist(Path & File)
  
    If DirName = "" Then exit Do
    DoEvents
    If DirName <> "." And DirName <> ".." Then
      If (GetAttr(Path & DirName) And vbDirectory) = vbDirectory Then
        LastDir = DirName
        DirName = FindFile(Path & DirName & "\", File)
        If DirName <> "" Then
          Path = DirName
          exit Do
        end If
        DirName = Dir(Path, vbDirectory)
        do Until DirName = LastDir Or DirName = ""
          DirName = Dir
        Loop
        If DirName = "" Then exit Do
      end If
    end If
    DirName = Dir
  Loop
  
  If FileExist(Path & File) Then FindFile = Path

End Function


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