C# Signature:

[DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
public static extern int ExpandEnvironmentStrings([MarshalAs(UnmanagedType.LPTStr)] String source, [Out] StringBuilder destination, int size);

VB.NET Signature

<DllImport("kernel32.dll", EntryPoint:="ExpandEnvironmentStringsW", SetLastError:=true, CharSet:=CharSet.Unicode)> _
Public Function ExpandEnvironmentStrings(<MarshalAs(UnmanagedType.LPTStr)> lpSrc As String , _
                                <MarshalAs(UnmanagedType.LPTStr)>lpDst As System.Text.StringBuilder, _
                                nSize As integer ) As Integer
End Function

VB Signature:

Public Declare Function ExpandEnvironmentStrings Lib "kernel32.dll" Alias "ExpandEnvironmentStringsW" (ByVal lpSrc As String, ByVal lpDst As String, ByVal nSize As Long) As Long

User-Defined Types:

None.

Alternative Managed API:

Do you know one? Please contribute it!

System.Environment.ExpandEnvironmentVariables I think https://www.pinvoke.net/emoticons/regular_smile.gif

Do you know one? Please contribute it! System.Environment.ExpandEnvironmentVariables I think https://www.pinvoke.net/emoticons/regular_smile.gif

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Please edit this page!

Do you have...

• helpful tips or sample code to share for using this API in managed code?
• corrections to the existing content?
• variations of the signature you want to share?
• additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).