---
title: valid
product: Unity Editor
version: '7000.0'
latest_version: '7000.0'
status: This page documents version 7000.0. The latest version is 7000.0.
canonical: https://docs.unity.com/en-us/engine/7000.0/script-reference/unityengine/ai/navmeshlinkinstance/valid
latest_url: https://docs.unity.com/en-us/engine/7000.0/script-reference/unityengine/ai/navmeshlinkinstance/valid.md
last_updated: 2026-10-07
generated_at: 2026-11-11T06:36:22.844Z
locale: en-us
---

# valid

> True if the NavMesh link is added to the navigation system - otherwise false (Read Only).

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.AI](/engine/7000.0/script-reference/unityengine/ai.md)
* **Assembly:** UnityEngine.AIModule

> **Warning:**
>
> **Deprecated.** valid has been deprecated. Use NavMesh.IsLinkValid() instead.

```csharp
public bool valid { get; }
```

### Remarks

Additional Resources: [NavMesh.IsLinkValid](/engine/7000.0/script-reference/unityengine/ai/navmesh/islinkvalid.md)