CSHARP

unity foreach dictionary

foreach(var key in someDictionary.Keys) // loop through keys
foreach(var value in someDictionary.Values) // loop through values
foreach(KeyValuePair<K, V> p in someDictionary) // loop through both

unity foreach dictionary

ArrayList poles;
if (polesAttachedToFloor.ContainsKey(floor))
{
   poles = dictionary[floor];
}

if(poles!=null)
{
   for (int i = 0; i <= 4; i++)
   {
      poles.Add(pole);
   }
}