ode></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-pp_diff_of_list"><a href="#val-pp_diff_of_list" class="anchor"></a><code><span><span class="keyword">val</span> pp_diff_of_list : 
  <span>pp:<span>(<span><span class="xref-unresolved">IStdlib</span>.Pp.F.formatter <span class="arrow">&#45;&gt;</span></span> <span><span class="type-var">'a</span> <span class="arrow">&#45;&gt;</span></span> unit)</span> <span class="arrow">&#45;&gt;</span></span>
  <span>string <span class="arrow