# count

> Specifies the number of particles alive in the Particle System.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.ParticleSystemJobs](/engine/6000.0/script-reference/unityengine/particlesystemjobs.md)
* **Assembly:** UnityEngine.ParticleSystemModule

```csharp
public readonly int count { get; }
```