</code>,
  subjected to the following procedure: for each element in
  <code>Iterator2</code>, its first occurrence in <code>Iterator1</code> is deleted.</p>
 
  Example:
  <pre>  &gt; lists:subtract("123212", "212").
  "312".</pre>
 
  <code>Iterator2</code> is fully evaluated, infinite iterators will never return.</p>

<h3 class="function"><a name="suffix-2">suffix/2</a></h3>
<div class="spec">
<p><tt>suffix(Iterator1, Iterator2) -&gt; boolean()</tt>
<ul class="definitions"><li><tt>Iterator1 = <a href="#t