FileSystemProxy.FileExists(String) Method

Reference

Definition

Namespace:: Microsoft.VisualBasic.MyServices

Assembly:: Microsoft.VisualBasic.dll

Assembly:: Microsoft.VisualBasic.Forms.dll

Source:: FileSystemProxy.vb

Source:: FileSystemProxy.vb

Source:: FileSystemProxy.vb

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Returns True if the specified file exists.

public:
 bool FileExists(System::String ^ file);

public bool FileExists(string file);

member this.FileExists : string -> bool

Public Function FileExists (file As String) As Boolean

Parameters

file: String

Name and path of the file.

Returns

Boolean

Returns True if the file exists; otherwise this method returns False.

Exceptions

ArgumentException

The name of the file ends with a backslash (\).

Examples

This example checks to see whether or not the file Check.txt exists and supplies the information in a message box.

If My.Computer.FileSystem.FileExists("c:\Check.txt") Then
    MsgBox("File found.")
Else
    MsgBox("File not found.")
End If

Remarks

If the application does not have sufficient permissions to read the specified file, the FileExists method returns False, regardless of the existence of the path; the method does not throw an exception.

Applies to

Product	Versions
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop	5, 6, 7, 8, 9, 10

Share via