xp % test

using System;
using UnityEngine;
using UnityEngine.UI;

public class player_xp_manager : Monobehaviour
{
    [Header("UI Elements")]
    public Slider xpBar; // slider used to display current xp
    public Text displayText; // text box to display % in

    [HideInInSpector] // hidden in inspector so you can't accidentally add values to this variable
    public float currentXp; // current xp the player has in this "level" - set to public so can be edited from other scripts
    private float levelUpThreshold; // xp that is needed to level up
    [ToolTip("This Float is How much the level up threshold increases with each level")]
    public float xpThresholdIncrease; // amount to increase levelup threshold on level up
    private float levelProgress_percentage; // xp progress percentage
    void start()
    {

    }

    void Update()
    {
        levelProgress_percentage = (currentXp / levelUpThreshold) * 100;
        xpBar.Value = currentXp;
        displayText.text = levelProgress_percentage.ToString("00") + "%";
// if you want to include decimals the have ToString("00.00") each '0' after '.' represents another decimal place

        if (currentXp >= levelUpThreshold)
        {
            onLevelUp();
            // call levelup method on your player manager script
        }
    }
    void onLevelUp()
    {
        levelUpThreshold += xpThresholdIncrease;
        currentXp = 0;
    }
}