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DirectoryEntry.Exists Method

Determines if the specified path represents an actual entry in the directory service.

Namespace:  System.DirectoryServices
Assembly:  System.DirectoryServices (in System.DirectoryServices.dll)
public static bool Exists(
	string path
)

Parameters

path
Type: System.String
The path of the entry to verify.

Return Value

Type: System.Boolean
true if the specified path represents a valid entry in the directory service; otherwise, false.

The following example takes one argument and determines whether the path corresponds to a valid DirectoryEntry.

string myADSPath ="LDAP://onecity/CN=Users,DC=onecity,DC=corp,DC=fabrikam,DC=com";

// Determine whether the given path is correct for the DirectoryEntry.
if (DirectoryEntry.Exists(myADSPath))
{
    Console.WriteLine("The path {0} is valid",myADSPath);
}
    else
{
    Console.WriteLine("The path {0} is invalid",myADSPath);
}


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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