slider script unity
using UnityEngine;
using UnityEngine.UI;
using TMPro;
public class SliderScript : MonoBehaviour
{
    [SerializeField] private Slider slider; //attach slider here
    [SerializeField] private TextMeshProUGUI sliderNumber; //attach TextMeshProText here
    private void Start()
    {
        slider.onValueChanged.AddListener((value) =>
        {
            sliderNumber.text = value.ToString("0");
        });
    }
}