CopyTo Method (String[], Int32)
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HttpListenerPrefixCollection.CopyTo Method (String[], Int32)


Copies the contents of an HttpListenerPrefixCollection to the specified string array.

Namespace:   System.Net
Assembly:  System (in System.dll)

abstract CopyTo : 
        array:string[] *
        offset:int -> unit
override CopyTo : 
        array:string[] *
        offset:int -> unit


Type: System.String[]

The one dimensional string array that receives the Uniform Resource Identifier (URI) prefix strings in this collection.

Type: System.Int32

The zero-based index in array at which copying begins.

Exception Condition

array has more than one dimension.


This collection contains more elements than can be stored in array starting at offset.


The HttpListener associated with this collection is closed.

The array must be able to contain strings and cannot be multidimensional.

The following code example copies the prefixes in a HttpListenerPrefixCollection.

public static string[] CopyPrefixes (HttpListener listener)
     HttpListenerPrefixCollection prefixes = listener.Prefixes;
     string[] prefixArray = new string[prefixes.Count];
     prefixes.CopyTo(prefixArray, 0);
     return prefixArray;

.NET Framework
Available since 2.0
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