# Specify Parameters to SSRS Report

## Content

SSRSDocumentSource allows you to add parameter value to SSRS report through [Parameters](/componentone/docs/wpf/online-document/) property of [C1DocumentSource](/componentone/api/wpf/online-document/dotnet-framework-api/C1.WPF.Document.4.6.2/C1.WPF.Document.C1DocumentSource.html) class. Additionally, SSRSDocumentSource class provides [ValidateParameters](/componentone/docs/wpf/online-document/) method to validate the current parameters in the report and refresh the existing parameter value list.
The following code explains the use of **Parameters** property and **ValidateParameters** method to add parameter value to a report.

```vbnet
Dim ssrsDocSource As New C1SSRSDocumentSource()
ssrsDocSource.DocumentLocation = New SSRSReportLocation(ssrsUrl, _
                               "AdventureWorks/Sales Order Detail")
ssrsDocSource.Credential = New NetworkCredential(ssrsUserName, _
                           ssrsPassword, ssrsDomain)
ssrsDocSource.ValidateParameters()
ssrsDocSource.Parameters(0).Value = "SO57060"
```

```csharp
C1SSRSDocumentSource ssrsDocSource = new C1SSRSDocumentSource();
ssrsDocSource.DocumentLocation = new SSRSReportLocation(ssrsUrl,
                                 "AdventureWorks/Sales Order Detail");
ssrsDocSource.Credential = new NetworkCredential(ssrsUserName,
                           ssrsPassword, ssrsDomain);
ssrsDocSource.ValidateParameters();
ssrsDocSource.Parameters[0].Value = "SO57060";
```

## See Also

[Export SSRS Report](/componentone/docs/wpf/online-document/SSRSDocumentSource-for-WPF/SSRSDocumentSource-Features/Export-SSRS-Report)