Version: 2020.3
public ParticleSystemStopAction stopAction ;


Select whether to Disable or Destroy the GameObject, or to call the OnParticleSystemStopped script Callback, when the Particle System stops and all particles have died.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { private ParticleSystem ps;

void Start() { ps = GetComponent<ParticleSystem>(); ps.Stop();

var main = ps.main; main.loop = false; main.duration = 1.0f; main.stopAction = ParticleSystemStopAction.Destroy;

ps.Play(); } }