Music playback (toggle & playerprefs)

Toggle Control music playback , And make use of PlayerPrefs Save the record when last checked

1、 New project .
2、 Drag in the prepared music （ As long as it's music ）.
3、 Add an object randomly （ Here I am. Cube For example ）, To add it Audio Source Components , stay AudioClip Drag music material into , Check on Play On Awake and Loop, As shown in the figure below .

4、 add to UI | Panel, And in Panel Add... Below Toggle Radio buttons , As shown in the figure below .

5、 add to Music Script .

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class Music : MonoBehaviour
{
    
    public Toggle musicToggle;
    public AudioSource musicAudio;
    private void Awake()
    {
    
        if (PlayerPrefs.HasKey("MusicOn"))
        {
    
            if (PlayerPrefs.GetInt("MusicOn") == 1)
            {
    
                musicToggle.isOn = true;
                musicAudio.enabled = true;
            }
            else
            {
    
                musicToggle.isOn = false;
                musicAudio.enabled = false;
            }
        }
        else
        {
    
            musicToggle.isOn = true;
            musicAudio.enabled = true;
        }
    }
    public void MusicSwitch()
    {
    
        // By judging whether the radio box is checked , To decide whether to play background music 
        if (musicToggle.isOn == false)
        {
    
            musicAudio.enabled = false;
            // Save the state of the music switch ,0 On behalf of closed ,1 Representative opens 
            PlayerPrefs.SetInt("MusicOn", 0);
        }
        else
        {
    
            musicAudio.enabled = true;
            PlayerPrefs.SetInt("MusicOn", 1);
        }
        PlayerPrefs.Save();  // Save the record when last checked 
    }
}

6、 go back to Unity3D, Drag in Music Toggle and Music Audio.

7、 Register events for switches .

8、 complete .