 
    a === b
 => false
-
 </pre></code>
 
 @name copy

   fullArray.clear()
   fullArray 
=> []

</pre></code>

@name clear

Returns a copy of the array without null and undefined values.

<code><pre>
   [null, undefined, 3, 3, undefined, 5].compact() 
=> [3, 3, 5]
</pre></code>

@name compact
