> 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/client-side-methods/isvalid.md).

# IsValid

### Description

Returns whether the current license key is a valid key.

```csharp
bool IsValid ()
```

### Return

| Data Type | Description              |
| :-------: | ------------------------ |
|    bool   | true if the key is valid |

### Remarks

This function must be called after calling ValidateLicense or ValidateLicenseEx

A valid license key is a key that was decoded properly and is either a permanent or an evaluation key.