HttpRequest.ServerVariables Property

Definition

Namespace:

System.Web

Assembly:

System.Web.dll

Gets a collection of Web server variables.

public:
 property System::Collections::Specialized::NameValueCollection ^ ServerVariables { System::Collections::Specialized::NameValueCollection ^ get(); };

public System.Collections.Specialized.NameValueCollection ServerVariables { get; }

member this.ServerVariables : System.Collections.Specialized.NameValueCollection

Public ReadOnly Property ServerVariables As NameValueCollection

Property Value

NameValueCollection

A NameValueCollection of server variables.

Examples

The following code example displays the names and values of all named server variables.

int loop1, loop2;
NameValueCollection coll;

// Load ServerVariable collection into NameValueCollection object.
coll=Request.ServerVariables;
// Get names of all keys into a string array.
String[] arr1 = coll.AllKeys;
for (loop1 = 0; loop1 < arr1.Length; loop1++)
{
   Response.Write("Key: " + arr1[loop1] + "<br>");
   String[] arr2=coll.GetValues(arr1[loop1]);
   for (loop2 = 0; loop2 < arr2.Length; loop2++) {
      Response.Write("Value " + loop2 + ": " + Server.HtmlEncode(arr2[loop2]) + "<br>");
   }
}

Dim loop1, loop2 As Integer
Dim arr1(), arr2() As String
Dim coll As NameValueCollection
 
' Load ServerVariable collection into NameValueCollection object.
coll=Request.ServerVariables 
' Get names of all keys into a string array.
arr1 = coll.AllKeys 
For loop1 = 0 To arr1.GetUpperBound(0)
   Response.Write("Key: " & arr1(loop1) & "<br>")
   arr2 = coll.GetValues(loop1) ' Get all values under this key.
   For loop2 = 0 To arr2.GetUpperBound(0)
      Response.Write("Value " & CStr(loop2) & ": " & Server.HtmlEncode(arr2(loop2)) & "<br>")
   Next loop2
Next loop1
   

Remarks

For a list of server variables supported by IIS, see IIS Server Variables.