A health bar that is represented by a slider UI element.

HealthBar.cs

// Author: themehrankhan

using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// A health bar that is represented by a slider UI element.
/// It can be used to display the player's current health in the game.
///
/// To use the health bar, simply attach this script to a game object in your scene
/// and assign the slider UI element to the `slider` public property.
/// You can then change the player's health by calling the `SetHealth()` method.
///
/// The health bar will automatically update its display to reflect the player's current health.
/// </summary>
public class HealthBar : MonoBehaviour
{
    /// <summary>
    /// The slider UI element that represents the health bar.
    /// </summary>
    public Slider slider;

    /// <summary>
    /// Sets the maximum value of the health bar slider.
    /// </summary>
    /// <param name="maxHealth">The maximum health.</param>
    public void SetMaxHealth(int maxHealth)
    {
        // Set the maximum value of the health bar slider
        slider.maxValue = maxHealth;
        slider.value = maxHealth;
    }

    /// <summary>
    /// Sets the current value of the health bar slider.
    /// </summary>
    /// <param name="health">The current health.</param>
    public void SetHealth(int health)
    {
        // Set the current value of the health bar slider
        slider.value = health;
    }
}