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Question by JackAshwell · May 30, 2020 at 01:21 PM · 2dlist

Remove a game object from a list using an integer

So my code picks a random location from a list and a random enemy from the list and instantiates that, but now I want to remove that location from the list but I keep getting an error. My code:

 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.SceneManagement;
 
 public class GameManager : MonoBehaviour {
 
     public int currentLevel;
 
     public List<GameObject> spawnPoints;
 
     public int level1EnemyCount;
     public int level2EnemyCount;
     public int level3EnemyCount;
     public int level4EnemyCount;
     public int level5EnemyCount;
 
     public int count;
 
     public List<GameObject> enemies;
 
     public void ActivateShop() {
         SceneManager.UnloadSceneAsync("Main Game");
         SceneManager.LoadScene("Shop");
     }
 
     void Start() {
         level1();
     }
 
     void RandomSpawner() {
         int randomEnemy = UnityEngine.Random.Range(0,enemies.Count);
         int randomLocation = UnityEngine.Random.Range(0,spawnPoints.Count);
         Instantiate(enemies[randomEnemy], spawnPoints[randomLocation].transform.position, transform.rotation);
         spawnPoints.Remove(randomLocation);
     }
 
 
     void level1() {
         if(count <= level1EnemyCount & currentLevel == 1) {
             // Game is on level 1
             for(count = 1; count <= level1EnemyCount; count++) {
                 Invoke("RandomSpawner", 1f);
             }
         }
     }
 }

I know it's to do with

spawnPoints.Remove(randomLocation);

But I don't know exactly how to fix it.

Thanks!

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Best Answer

Answer by KoenigX3 · May 30, 2020 at 01:34 PM

List.Remove(T item) needs a parameter with the type of T. That is the type you declared the list with. If you want to remove an item from a list with an index, you can use List.RemoveAt(int index).

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avatar image JackAshwell · May 30, 2020 at 02:02 PM 0
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Thanks, it works now

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