Rename parameter to make the steps more consistent (#502)

Author: mikkelbu

snippets/csharp/VS_Snippets_CLR/HowToSignXMLDocumentRSA/cs/sample.cs

@@ -6,7 +6,6 @@
 
 public class SignXML
 {
-
     public static void Main(String[] args)
     {
         try
@@ -41,27 +40,23 @@ public static void Main(String[] args)
             // <snippet13>
             xmlDoc.Save("test.xml");
             // </snippet13>
-
-
-
         }
         catch (Exception e)
         {
             Console.WriteLine(e.Message);
         }
     }
 
-
     // Sign an XML file. 
     // This document cannot be verified unless the verifying 
     // code has the key with which it was signed.
-    public static void SignXml(XmlDocument xmlDoc, RSA key)
+    public static void SignXml(XmlDocument xmlDoc, RSA rsaKey)
     {
         // Check arguments.
         if (xmlDoc == null)
-            throw new ArgumentException("xmlDoc");
-        if (key == null)
-            throw new ArgumentException("key");
+            throw new ArgumentException(nameof(xmlDoc));
+        if (rsaKey == null)
+            throw new ArgumentException(nameof(rsaKey));
 
         // Create a SignedXml object.
         // <snippet5>
@@ -70,7 +65,7 @@ public static void SignXml(XmlDocument xmlDoc, RSA key)
 
         // Add the key to the SignedXml document.
         // <snippet6>
-        signedXml.SigningKey = key;
+        signedXml.SigningKey = rsaKey;
         // </snippet6>
 
         // <snippet7>
@@ -105,7 +100,6 @@ public static void SignXml(XmlDocument xmlDoc, RSA key)
         // <snippet12>
         xmlDoc.DocumentElement.AppendChild(xmlDoc.ImportNode(xmlDigitalSignature, true));
         // </snippet12>
-
     }
 }
 // </snippet1>

snippets/visualbasic/VS_Snippets_CLR/HowToSignXMLDocumentRSA/vb/sample.vb

@@ -33,32 +33,29 @@ Module SignXML
             ' <snippet13>
             xmlDoc.Save("test.xml")
             ' </snippet13>
-
-
         Catch e As Exception
             Console.WriteLine(e.Message)
         End Try
-
     End Sub
 
     ' Sign an XML file. 
     ' This document cannot be verified unless the verifying 
     ' code has the key with which it was signed.
-    Sub SignXml(ByVal xmlDoc As XmlDocument, ByVal key As RSA)
+    Sub SignXml(ByVal xmlDoc As XmlDocument, ByVal rsaKey As RSA)
         ' Check arguments.
         If xmlDoc Is Nothing Then
-            Throw New ArgumentException("xmlDoc")
+            Throw New ArgumentException(NameOf(xmlDoc))
         End If
-        If key Is Nothing Then
-            Throw New ArgumentException("key")
+        If rsaKey Is Nothing Then
+            Throw New ArgumentException(NameOf(rsaKey))
         End If
         ' Create a SignedXml object.
         ' <snippet5>
         Dim signedXml As New SignedXml(xmlDoc)
         ' </snippet5>
         ' Add the key to the SignedXml document.
         ' <snippet6>
-        signedXml.SigningKey = key
+        signedXml.SigningKey = rsaKey
         ' </snippet6>
         ' <snippet7>
         ' Create a reference to be signed.
@@ -89,4 +86,4 @@ Module SignXML
         ' </snippet12>
     End Sub
 End Module
-' </snippet1>
+' </snippet1>