Unity 3d Level lock and unlock system ( full script ) by allunityscripts

Level lock and unlock system

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using System.Collections;

using System.Collections.Generic;

using UnityEngine;

using UnityEngine.UI;

using UnityEngine.SceneManagement;

public class Levels : MonoBehaviour {

// Use this for initialization

void Start () 

{

disableALL();

 // PlayerPrefs.DeleteALL();

 if(!PlayerPrefs.HasKey("LevelClearedCount"))

PlayerPrefs.SetInt("LevelClearedCount" ,0);

 int clearedLavel = PlayerPrefs.GetInt("LevelClearedCount");

 for (int i = 0; i < clearedLavel+1; ++i)

 {

transform.GetChild(i).gameObject.GetComponent<Button>().interactable = true;

 }

}

// Update is called once per frame

public void disableALL () 

{

int levelButtonsCount = transform.childCount;

for (int i = 0; i < levelButtonsCount; ++i)

{

transform.GetChild(i).gameObject.GetComponent<Button>().interactable = false;

}

}

public void palyeLavel(int Lavel=0)

{

SceneManager.LoadScene(Lavel);

}

}