VB.Net - Find a file on an hard disk
This demo allows you to search on a hard drive (without knowing the path).
- On a form, a TextBox (TextBox1) and a label (Label1)
- Copy/paste the code in the module of the form.
Code
Public Class Form1
Dim Trouver As String
Dim Cherche As String
Sub LireRep(ByVal Chem As String)
Dim Rep, sRp, Obj, sRep, sR2
Dim sCle As String
Dim NbsR As Integer, S As String
Chem = Chem & IIf(Microsoft.VisualBasic.Right(Chem, 1) = "\", "", "\")
'------- au cas ou ce serait dans le DD
Trouver = Dir(Chem & Cherche)
If Trouver <> "" Then Trouver = Chem & Trouver : Exit Sub
'--------------------------------------
Obj = CreateObject("Scripting.FileSystemObject")
Rep = Obj.Getfolder(Chem)
If Microsoft.VisualBasic.Left(Rep.Name, 1) = "$" Then GoTo Passe2
sRep = Rep.subfolders
For Each sRp In sRep
S = UCase(sRp.Name)
'sortir de la boucle précédante si le fichier est trouver
If Trouver <> "" Then Exit For
'------------ Elimine les répertoires système
If Microsoft.VisualBasic.Left(S, 1) = "$" Or S = "WINDOWS" Or sRp.Attributes = 19 _
Or Microsoft.VisualBasic.Left(S, 6) = "SYSTEM" Or Microsoft.VisualBasic.Left(S, 7) = "PROGRAM" Or Microsoft.VisualBasic.Left(S, 4) = "USER" _
Or Microsoft.VisualBasic.Left(S, 6) = "DRIVER" Or Microsoft.VisualBasic.Left(S, 5) = "TOOLS" Then GoTo Passe
On Error Resume Next
sR2 = sRp.subfolders
NbsR = sR2.Count
If Err.Number <> 0 Then GoTo Passe
sCle = sRp.Path & IIf(Microsoft.VisualBasic.Right(sRp.Path, 1) <> "\", "\", "")
Trouver = Dir(sCle & Cherche)
If Trouver <> "" Then Trouver = sCle & Trouver : Exit Sub
On Error GoTo 0
If NbsR > 0 Then
'lecture récursive des sous-réperto!res
LireRep(sCle)
End If
Passe:
Next
Passe2:
'libère la mémoire
Obj = Nothing
Rep = Nothing
sRep = Nothing
sR2 = Nothing
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Trouver = ""
Cherche = Trim(TextBox1.Text)
If Cherche = "" Then Exit Sub
LireRep("c:\")
If Trouver <> "" Then
Label1.Text = Trouver
Else
Label1.Text = "Fichier non trouvé"
End If
End Sub
End Class
Download
Download File
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This document, titled « VB.Net - Find a file on an hard disk », is available under the Creative Commons license. Any copy, reuse, or modification of the content should be sufficiently credited to CCM (ccm.net).
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