> For the complete documentation index, see [llms.txt](https://docs.soraco.co/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.soraco.co/docs/api-reference/.net-api/qlmlicense/application-methods/getlicenseinfoex.md).

# GetLicenseInfoEx

### Description

Retrieves information about an Activation Key.

```csharp
  ILicenseInfo GetLicenseInfoEx (string webServiceUrl, 
                                 string activationKey, 
                                 string computerID,
                                 bool historyTable,
                                 ExtendedLicenseInformation exLicenseInfo, 
                                 out string dataSet, 
                                 out string response)
```

### Parameters

| Parameter     |                                                    Type                                                   | Description                                                    |
| ------------- | :-------------------------------------------------------------------------------------------------------: | -------------------------------------------------------------- |
| webServiceUrl |                                                   string                                                  | URL to the QLM License Server                                  |
| activationKey |                                                   string                                                  | the license key to activate                                    |
| computerID    |                                                   string                                                  | computer unique identifier                                     |
| historyTable  |                                                    bool                                                   | search for the activation key in the history table             |
| exLicenseInfo | [ExtendedLicenseInformation](/docs/api-reference/.net-api/qlmlicense/enums/extendedlicenseinformation.md) | specifies the level of information to retrieve from the server |
| dataSet       |                                                 out string                                                | data set returned by the server                                |
| response      |                                                 out string                                                | result of the call to the server.                              |

### Return

| Type                                                         | Description                   |
| ------------------------------------------------------------ | ----------------------------- |
| [ILicenseInfo](/docs/api-reference/.net-api/ilicenseinfo.md) | information about the license |

## Remarks

To parse the data returned in dataSet, check this [article](https://support.soraco.co/hc/en-us/articles/200704985-How-to-parse-data-returned-by-GetDataSet-or-GetDataSetEx-).

### C# Example

```csharp
ILicenseInfo li = license.GetLicenseInfo (webServiceUrl, "A2GM0-50K00-PYU3F-784HH-1U1V5T", 
                                           false, out dataSet out response);
if (li != null)
{
    int numLicenses = li.NumLicenses;
    int availableLicenses = li.AvailableLicenses;
}
```