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Question by amukhi · Apr 29, 2015 at 02:59 PM · c#randomenemy

How To Select Random Enemy From Array

How would I select a random enemy from an array index. So far I have made this script that spawns all enemies from the array, instead of picking one random enemy from the array.

I can post more code if needed.

Code:

             for(int i = 0; i < EnemyPrefab.GetLength(0); i++)
             {
                 Vector3 offset = Random.onUnitSphere;
                 // Setting a value
                 offset.z = 0;
                 // Setting a value
                 offset = offset.normalized * SpawnDistance; 
                 // Instantiating the Gameobject
                 GameObject go = (GameObject) Instantiate(EnemyPrefab[i], transform.position = offset, Quaternion.identity);
             }
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Answer by itsmealex100 · Apr 29, 2015 at 03:04 PM

Hi, you're almost there. Try this:

  GameObject go = (GameObject) Instantiate(EnemyPrefab[Random.Range(0,5)], transform.position = offset, Quaternion.identity);

I have put random range to 0-5, you will need to change that to match however many enemies you have in your array

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avatar image amukhi · Apr 29, 2015 at 09:20 PM 0
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Thanks, This solution worked!

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Answer by rageingnonsense · Apr 29, 2015 at 03:05 PM

 EnemyPrefab[Random.Range(0, EnemyPrefab.Length)]


This will get you a random index.

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Answer by bartm4n · Apr 29, 2015 at 03:05 PM

It's actually pretty straightforward. Most of the logic is the same, you just don't iterate through the entire array.

You would generate and store a random number between 0 and the length of your array-1 and then use that as the index when you instantiate your GameObject from the array.

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