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Question by no00ob · Dec 23, 2018 at 06:35 PM · arraylistloopwhilefor

Which one to use for, while or something else?

Hello, I need to cycle through a array of "keys" when I try to pick up or drop a key and add or remove a key from the correct spot but I can't seem to get this to work. Code:

 public void AddKey(KeyObject key)
 {
     for (int i = 0; i < keys.Length; i++)
     {
         if (keys[i] != null) break;
         if (keys[i] == key) return;

         if (keys[i] == null)
         {
             keys[i] = key;
             return;
         }
     }
 }

 public void DropKey(KeyObject key)
 {
     for (int i = 0; i < keys.Length; i++)
     {
         if (keys[i] != key) break;

         if (keys[i] == key)
         {
             keys[i] = null;
             return;
         }
     }
 }
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Best Answer

Answer by Hellium · Dec 23, 2018 at 09:05 PM

Try this:

 public void AddKey(KeyObject key)
  {
      for (int i = 0; i < keys.Length; i++)
      {
          if (keys[i] == key) return;
          if (keys[i] == null)
          {
              keys[i] = key;
              return;
          }
      }
  }
  public void DropKey(KeyObject key)
  {
      for (int i = 0; i < keys.Length; i++)
      {
          if (keys[i] == key)
          {
              keys[i] = null;
              return;
          }
      }
  }
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avatar image no00ob · Dec 23, 2018 at 09:07 PM 0
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Thank you kind sir. I'm tired and couldn't figure it out myself!

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