change vignette intensity in script unity code example

Example 1: how to edit postprocessing through script

using UnityEngine.Rendering;
using UnityEngine.Rendering.Universal;
 
var volume = target.GetComponent<Volume>();

if (volume.profile.TryGet<Bloom>(out var bloom))
{
    bloom.intensity.overrideState = true;
    bloom.intensity.value = 2f;
}

Example 2: change vignette intensity unity

DOTween.To(() => vignette.intensity.value = 0.7f, x => { vignette.intensity.value = x; }, 0f, 1f).SetLoops(5,LoopType.Restart);