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DirectoryEntry.Exists Method

.NET Framework 4.5

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.

Examples

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

C++

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);
}

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Reference

DirectoryEntry Class

System.DirectoryServices Namespace

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